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US 2007/0180734 A1Published application
Shoe insole featuring sand / sand-like material
OwnerKinsley Fosterinventor
Life of this patent
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Abstract
A shoe insole using sand/sand-like material to provide improved comfort and support is presented. The inventive insole consists of a top layer composed of a natural fiber material, an intermediate lining layer for securing the sand/sand-like material, and an inner layer containing sand/sand-like material. The three layers are put together to form an insole for use in footwear.
Claims4
An insole to provide improved comfort and support for use in footwear comprising of;
- a layer of sand.
Dependencies are inferred from the claim text.