Advanced torque stability footbed
The present invention provides a footbed made of cotton fabric, polyurethane, ethyl vinyl acetate, polyester and thermoplastic gel rubber. The invention also provides footwear which includes a footbed as described herein.
1. A footbed comprised of
a layer of cotton fabric;
a layer of polyurethane;
a layer of ethyl vinyl acetate;
a layer of polyester; and
a pad of thermoplastic rubber gel;
wherein the pad of thermoplastic rubber gel is in the forefoot region of the footbed and is dispersed through the polyurethane and ethyl vinyl acetate layers;
wherein the layer of cotton fabric is adjacent to the layer of polyurethane, the layer of polyurethane is adjacent to the layer of ethyl vinyl acetate and the layer of ethyl vinyl acetate is adjacent to the layer of polyester.
2. The footbed of claim 1 , wherein the layer of polyester partially covers the layer of ethyl vinyl acetate.
3. The footbed of claim 1 , further comprised of punched perfs.
4. The footbed of claim 3 , wherein the punched perfs are in the shank region of the footbed.
5. The footbed of claim 1 wherein the layer of polyurethane has a thickness between about 0.5 mm and 7.5 mm.
6. The footbed of claim 1 wherein the layer of ethyl vinyl acetate has a thickness of between about 1 mm and about 6 mm.
7. The footbed of claim 1 wherein the layer of polyester has a thickness of between about 0.5 mm and about 1.5 mm.
8. The footbed of claim 1 wherein the pad of thermoplastic gel has a thickness of between about 2.5 mm and about 3.5 mm.