Coolie beverage holder with light

1. A beverage holder with a light, comprising:

an insulating sleeve configured to hold a beverage container;

an exterior housing located outside the insulating sleeve and on a lateral wall of the insulating sleeve;

an interior backing located on an interior of the insulating sleeve and fastened to the exterior housing through the insulating sleeve;

the exterior housing and the interior backing sandwiching a portion of the lateral wall of the insulating sleeve therebetween; at least one light carried by the exterior housing and located outside of the insulating sleeve; an array of teeth carried by at least one of the exterior housing and the interior backing, the array of teeth penetrating into the insulating sleeve; and at least one fastener carried by the exterior housing and the interior backing and extending through at least one aperture in the insulating sleeve.

2. The beverage holder of claim 1 , further comprising:

a dome carried by the exterior housing and covering the at least one light; and

the dome being at least light translucent.

3. The beverage holder of claim 1 , further comprising:

a battery carried by the exterior housing and coupled to the at least one light; and

a switch coupled to the battery and the at least one light and capable of selectively activate the at least one light.

4. The beverage holder of claim 1 , further comprising:

a rechargeable battery carried by the exterior housing and coupled to the at least one light; and

a port carried by the exterior housing and coupled to the rechargeable battery.

5. The beverage holder of claim 1 , wherein the array of teeth circumscribe a perimeter of the at least one of the exterior housing and the interior backing.

6. The beverage holder of claim 1 , wherein both of the exterior housing and the interior backing carry arrays of teeth penetrating into the insulating sleeve.

7. The beverage holder of claim 1 , further comprising:

a longitudinal axis defined by a lateral wall of the insulating sleeve when in a cylindrical shape;

the array of teeth being carried by at least the interior backing; and

center teeth of the array of teeth nearer a center of the interior backing parallel with the longitudinal axis being taller than other teeth of the array of teeth further from the center.

8. A beverage holder with an insulating sleeve configured to hold a beverage container and with a light, the beverage holder comprising:

a pair of shells sandwiching a portion of the insulating sleeve between the pair of shells, the pair of shells comprising an interior shell and an exterior shell; and

a light carried by the exterior shell and positioned outside of the insulating sleeve;

a battery carried by at least one of the pair of shells and electrically coupled to the light; a switch carried by at least one of the pair of shells and electrically coupled to the battery and the light to selectively activate the light; an array of teeth carried by at least one of the pair of shells, the array of teeth penetrating into the insulating sleeve; and at least one fastener carried by the pair of shells and extending through at least one aperture in the insulating sleeve.

9. The beverage holder of claim 8 , further comprising:

a dome carried by the exterior shell and covering the light; and

the dome being at least light translucent.

10. The beverage holder of claim 8 , further comprising:

the battery being a rechargeable battery; and

a port carried by the exterior shell and coupled to the rechargeable battery.

11. A beverage holder, comprising:

an insulating sleeve having a cylindrical lateral wall configured to circumscribe a beverage container; and

a pair of shells comprising an interior shell located inside the insulating sleeve and an exterior shell located outside the insulting sleeve, the pair of shells joined together through the lateral wall of the insulating sleeve;

at least one fastener carried by the pair of shells and extending through at least one aperture in the insulating sleeve to couple the pair of shells together;

each of the pair of shells having an array of teeth penetrating into the insulating sleeve;

at least one light carried by the exterior shell and located outside the insulating sleeve;

a dome carried by the exterior shell and covering the light; and

the dome being at least light translucent.

12. The beverage holder of claim 11 , further comprising:

a battery carried by the exterior housing and coupled to the at least one light; and

a switch coupled to the battery and the at least one light and capable of selectively activate the at least one light.

13. The beverage holder of claim 11 , further comprising:

a rechargeable battery carried by the exterior housing and coupled to the at least one light; and

a port carried by the exterior housing and coupled to the rechargeable battery.

14. The beverage holder of claim 11 , further comprising:

the array of teeth of the interior shell and the array of teeth of the exterior shell being off-set with respect to one another and teeth of the arrays being intermeshed with a tooth of the interior shell extending between a pair of adjacent teeth of the exterior shell.

15. The beverage holder of claim 11 , further comprising:

a gap between the pair of shells being smaller than a thickness of the lateral wall of the insulating sleeve.

16. The beverage holder of claim 11 , further comprising:

an array of holes extending through the lateral wall of the insulating sleeve; and

the at least one fastener comprising an array of fasteners extending through the array of holes, respectively.

17. The beverage holder of claim 16 , wherein the at least one fastener comprises:

a portion carried by the interior shell engaging another portion carried by the exterior shell;

one of the portions comprising a finger with a hook; and

another of the portions comprising a cavity with a tab engaged by the hook of the finger.