Waterproof and water vapour permeable footwear
The present application relates to a waterproof and water vapour permeable footwear article comprising an upper, an insole, a sole, and a net material; wherein the upper comprises an outer material and a waterproof and water vapour permeable membrane, and wherein the waterproof and water vapour permeable membrane is laminated to the surface of the outer material facing the inside of the footwear article; wherein at least the top end of the net material is attached to the waterproof and water vapour permeable membrane of the upper at the bottom perimeter edge of the upper on the surface of the waterproof and water vapour permeable membrane that faces the inside of the footwear article and a method of making such a waterproof and water vapour permeable footwear article.
1 . A waterproof and water vapour permeable footwear article comprising
an upper,
an insole,
a sole, and
one net material;
wherein the upper comprises an outer material and a waterproof and water vapour permeable membrane, and wherein the waterproof and water vapour permeable membrane is laminated to the surface of the outer material facing the inside of the footwear article and present in the total length of the upper,
wherein at least the top end of the one net material is attached to the waterproof and water vapour permeable membrane of the upper at the bottom perimeter edge of the upper on the surface of the waterproof and water vapour permeable membrane that faces the inside of the footwear article.
2 . The waterproof and water vapour permeable footwear article of claim 1 , wherein the one net material is attached to the waterproof and water vapour permeable membrane with a seam.
3 . The waterproof and water vapour permeable footwear article of claim 1 , wherein the one net material and the waterproof and water vapour permeable membrane overlap for at least 6 mm.
4 . The waterproof and water vapour permeable footwear article of claim 1 , wherein the one net material comprises a rolled edge at the top end such that the inside facing surface of the one net material is attached to the waterproof and water vapour permeable membrane.
5 . The waterproof and water vapour permeable footwear article of claim 1 , wherein the one net material is attached to the waterproof and water vapour permeable membrane with the outside facing surface of the one net material.
6 . The waterproof and water vapour permeable footwear article of claim 1 , wherein at least the bottom end of the one net material is attached to the insole.
7 . The waterproof and water vapour permeable footwear article of claim 6 , wherein the one net material is attached to the insole with a seam.
8 . The waterproof and water vapour permeable footwear article of claim 1 , wherein the insole is a lasting board, a strobel board or a toe lasting board.
9 . The waterproof and water vapour permeable footwear article of claim 1 , wherein the upper further comprises a textile or a mesh layer laminated to the inside facing surface of the waterproof and water vapour permeable membrane.
10 . The waterproof and water vapour permeable footwear article of claim 1 , wherein the footwear article further comprises a liner and optionally wherein the liner comprises a waterproof and water vapour permeable membrane.
11 . The waterproof and water vapour permeable footwear article of claim 10 , wherein the liner forms a bootie.