Folding container bag

1. A soft-sided insulated container comprising:

a first wall, a second wall, a bottom wall, and a retainer;

said first wall, said second wall and said bottom wall being insulated walls;

said first wall being a front wall, said second wall being a rear wall;

said first wall, second wall, and bottom wall co-operating to define a chamber of a first capacity in which to place objects;

said chamber having a closure distant from said bottom wall;

said retainer being mounted to said first wall;

said retainer being located outside said chamber;

said first wall, second wall and bottom wall being foldable to a first position;

in said first position said first wall lies between said retainer and said second wall;

at least said bottom wall and at least a portion of said front wall and said rear wall being movable to a second position in which said bottom wall and at least a portion of said second wall lie between said retainer and said first wall; and

in said second position said chamber of said soft-sided insulated container has a second capacity, said second capacity being smaller than said first capacity;

said first wall has an inside surface that faces said second wall, and an outside surface that faces said retainer;

said retainer has a first surface and a second surface;

in said first position, said first surface of said retainer faces said first surface of said first wall;

in said second position, said second surface of said retainer faces said first wall, and said first surface of said retainer faces outwardly and away from said first wall.

2. The soft-sided insulated container of claim 1 wherein, in said second position, said inside surface of said first wall faces toward said retainer, and said second wall is between said inside surface of said first wall and said retainer.

3. The soft-sided insulated container of claim 1 wherein said retainer is a web.

4. The soft-sided insulated container of claim 1 wherein said retainer is uninsulated.

5. The soft-sided insulated container of claim 1 wherein said retainer is a web mated to said first wall to define a reversible pouch.

6. A soft-sided insulated container comprising:

a first wall, a second wall, a bottom wall, and a retainer;

said first wall, said second wall and said bottom wall being insulated walls;

said first wall being a front wall, said second wall being a rear wall;

said first wall, second wall, and bottom wall co-operating to define a chamber of a first capacity in which to place objects;

said chamber having a closure distant from said bottom wall;

said retainer being mounted to said first wall;

said retainer being located outside said chamber;

said first wall, second wall and bottom wall being foldable to a first position;

in said first position said first wall lies between said retainer and said second wall;

at least said bottom wall and at least a portion of said front wall and said rear wall being movable to a second position in which said bottom wall and at least a portion of said second wall lie between said retainer and said first wall; and

in said second position said chamber of said soft-sided insulated container has a second capacity, said second capacity being smaller than said first capacity;

said retainer is a web mated to said first wall to define a reversible pouch; and

in said second position, said pouch is in turned inside-out relative to the first position, and, when said pouch is turned inside-out, said bottom wall and at least a portion of said second wall are contained within said pouch.

7. The soft-sided insulated container of claim 6 wherein, in said second position, at least a portion of said first wall is also contained within said pouch.

8. The soft-sided insulated container of claim 6 wherein said bottom wall is a folding wall.

9. The soft-sided insulated container of claim 8 wherein said first wall and said second wall have respective lower margins distant from said closure, and, in said first position, said first wall projects onto said second wall, and said bottom wall is folded between said respective lower margins of said first and second walls.

10. A soft-sided insulated container comprising:

a first wall, a second wall, a bottom wall, and a retainer;

said first wall, said second wall and said bottom wall being insulated walls;

said first wall being a front wall, said second wall being a rear wall;

said first wall, second wall, and bottom wall co-operating to define a chamber of a first capacity in which to place objects;

said chamber having a closure distant from said bottom wall;

said retainer being mounted to said first wall;

said retainer being located outside said chamber;

said first wall, second wall and bottom wall being foldable to a first position;

in said first position said first wall lies between said retainer and said second wall;

at least said bottom wall and at least a portion of said front wall and said rear wall being movable to a second position in which said bottom wall and at least a portion of said second wall lie between said retainer and said first wall; and

in said second position said chamber of said soft-sided insulated container has a second capacity, said second capacity being smaller than said first capacity;

said container has a securement;

said soft-sided insulated container is foldable from said first position to a first folded storage configuration;

said soft-sided insulated container is foldable from said second position into a second folded storage configuration, said second folded storage configuration being different from said first folded storage configuration; and

said securement is operable to hold said soft-sided insulated container in each of said first folded storage configuration and said second folded storage configuration.

11. The soft-sided insulated container of claim 10 wherein:

said retainer is a web extending from side to side of said first wall;

said web has a lowermost margin secured to said first wall, and an uppermost margin distant from said lowermost margin, said uppermost margin defining a free edge;

a pouch being defined between said web and said first wall;

said pouch being invertible to an inside-out position; and

said securement has the form of a flap, said flap being secured to said free edge.

12. The soft-sided insulated container of claim 11 wherein:

in said first position, said soft-sided insulated container has the form of a first tote-bag configuration;

in said second position, said soft-sided insulated container has the form of a second tote-bag configuration, said second tote bag configuration being smaller than said first tote-bag configuration; and

in each of said first folded storage position and said second folded storage position said flap being folded over said soft-sided insulated container, and said soft sided-insulated container having a purse-shaped configuration.

13. The soft-sided insulated container of claim 12 wherein, in said purse-shaped configuration, said side margins of said first wall are folded toward each other; and said soft-sided insulated container is folded over on itself four times in the direction of height; and said side margins of said first wall are concealed behind said flap.

14. The soft-sided insulated container of claim 13 wherein: said first wall has a height, H, from said lower margin thereof to said upper margin thereof; said web has a height, h, between said lower margin thereof and said upper margin thereof; and a ratio of h:H lies in the range of ⅖ to ⅗.

15. The soft-sided insulated container of claim 10 wherein said retainer is a web; said retainer is uninsulated; and said retainer is a web mated to said first wall to define a reversible pouch.

16. A soft-sided insulated container comprising:

a first wall, a second wall, a bottom wall, and a retainer;

said first wall, said second wall and said bottom wall being insulated walls;

said first wall being a front wall, said second wall being a rear wall;

said first wall, second wall, and bottom wall co-operating to define a chamber of a first capacity in which to place objects;

said chamber having a closure distant from said bottom wall;

said retainer being mounted to said first wall;

said retainer being located outside said chamber;

said first wall, second wall and bottom wall being foldable to a first position;

in said first position said first wall lies between said retainer and said second wall;

at least said bottom wall and at least a portion of said front wall and said rear wall being movable to a second position in which said bottom wall and at least a portion of said second wall lie between said retainer and said first wall; and

in said second position said chamber of said soft-sided insulated container has a second capacity, said second capacity being smaller than said first capacity;

said retainer is a web extending spanwise across said first wall and having a free edge, said free edge also extending spanwise;

in moving between said first position and said second position, said web is inverted; and

said container has a securement mounted to said free edge of said web;

said container is foldable from said first position into a first folded storage position;

said container is foldable from said second position into a second folded storage position different from said first folded storage position; and

said securement is operable to hold said soft-sided insulated container in each of said first folded storage position and said second folded storage position.

17. A soft-sided insulated container comprising:

a first wall, a second wall, a bottom wall, and a retainer;

said first wall, said second wall and said bottom wall being insulated walls;

said first wall being a front wall, said second wall being a rear wall;

said first wall, second wall, and bottom wall co-operating to define a chamber of a first capacity in which to place objects;

said chamber having a closure distant from said bottom wall;

said retainer being mounted to said first wall;

said retainer being located outside said chamber;

said first wall, second wall and bottom wall being foldable to a first position;

in said first position said first wall lies between said retainer and said second wall;

at least said bottom wall and at least a portion of said front wall and said rear wall being movable to a second position in which said bottom wall and at least a portion of said second wall lie between said retainer and said first wall; and

in said second position said chamber of said soft-sided insulated container has a second capacity, said second capacity being smaller than said first capacity;

said retainer is a web extending spanwise across said first wall and having a free edge, said free edge also extending spanwise;

said web is co-operable with said first wall to define a pouch;

said pouch is invertible;

in moving between said first position and said second position, said web is inverted; and

said container has a first pouch securement and a second pouch securement mounted to said free edge of said web;

in said first position, said first pouch securement engages said first wall to close said pouch; and,

in said second position said pouch is inverted, and said second pouch securement engages said second wall to close said pouch.

18. A soft-sided insulated container comprising:

a first wall, a second wall, a bottom wall, and a retainer;

said first wall, said second wall and said bottom wall being insulated walls;

said first wall being a front wall, said second wall being a rear wall;

said first wall, second wall, and bottom wall co-operating to define a chamber of a first capacity in which to place objects;

said chamber having a closure distant from said bottom wall;

said retainer being mounted to said first wall;

said retainer being located outside said chamber;

said first wall, second wall and bottom wall being foldable to a first position;

in said first position said first wall lies between said retainer and said second wall;

at least said bottom wall and at least a portion of said front wall and said rear wall being movable to a second position in which said bottom wall and at least a portion of said second wall lie between said retainer and said first wall; and

in said second position said chamber of said soft-sided insulated container has a second capacity, said second capacity being smaller than said first capacity;

said first wall and said second wall are joined along mutual side edges;

said retainer is a web extending spanwise across said first wall, and having corresponding side edges joined to said respective side edges of said first wall;

said first wall has an upper margin proximate said closure, and a lower margin distant from said closure;

said web has a lower margin that runs across said first wall, said lower margin of said web being spaced upwardly of said lower margin of said first wall;

said web has an upper margin that runs across said first wall, said upper margin of said web being spaced downwardly of said upper margin of said first wall; and

said upper margin of said web being a free edge.

19. The soft-sided insulated container of claim 18 wherein: said first wall has a height, H, from said lower margin thereof to said upper margin thereof; said web has a height, h, between said lower margin thereof and said upper margin thereof; and a ratio of h:H lies in the range of ⅖ to ⅗.

20. A soft-sided insulated container comprising:

a first wall, a second wall, a bottom wall, and a retainer;

said first wall, said second wall and said bottom wall being insulated walls;

said first wall being a front wall, said second wall being a rear wall;

said first wall, second wall, and bottom wall co-operating to define a chamber of a first capacity in which to place objects;

said chamber having a closure distant from said bottom wall;

said retainer being mounted to said first wall;

said retainer being located outside said chamber;

said first wall, second wall and bottom wall being foldable to a first position;

in said first position said first wall lies between said retainer and said second wall;

at least said bottom wall and at least a portion of said front wall and said rear wall being movable to a second position in which said bottom wall and at least a portion of said second wall lie between said retainer and said first wall; and

in said second position said chamber of said soft-sided insulated container has a second capacity, said second capacity being smaller than said first capacity;

said closure has a lineal length L, said bottom wall has a length running transverse to said first wall, and a width running between said first wall and said second wall, said length of said bottom wall being greater than said width of said bottom wall; and

said length of said closure is greater than said length of said bottom wall.

21. A soft-sided insulated container comprising:

a first wall, a second wall, a bottom wall, and a retainer;

said first wall, said second wall and said bottom wall being insulated walls;

said first wall being a front wall, said second wall being a rear wall;

said first wall, second wall, and bottom wall co-operating to define a chamber of a first capacity in which to place objects;

said chamber having a closure distant from said bottom wall;

said retainer being mounted to said first wall;

said retainer being located outside said chamber;

said first wall, second wall and bottom wall being foldable to a first position;

in said first position said first wall lies between said retainer and said second wall;

at least said bottom wall and at least a portion of said front wall and said rear wall being movable to a second position in which said bottom wall and at least a portion of said second wall lie between said retainer and said first wall; and

in said second position said chamber of said soft-sided insulated container has a second capacity, said second capacity being smaller than said first capacity;

said first wall, said second wall and said bottom wall are insulated;

each of said first wall and said second wall includes an outside layer, an inside layer, and a layer of insulation captured between said inside layer and said outside layer;

said closure of said soft-sided insulated container is a tracked fastener running along said upper margins of said first wall and said second wall; said bottom wall is a bi-folding bottom wall; and

said retainer is an un-insulated web, said web and said first wall having mutually mated side edges, said web and said first wall defining an inside-out invertible pouch.