主权项 |
1. A floor mat comprising:
a bottom cover of flexible plastic; a foundation layer with an upper surface and a lower surface, wherein the lower surface is disposed over the bottom cover, wherein the foundation layer is made of a second plastic that is less flexible than the flexible plastic, and wherein a plurality of protrusions are distributed over the upper surface; a layer of foam disposed over the foundation layer; a layer of gel disposed over the layer of foam, wherein a portion of the gel penetrates into cells of the foam; and a top cover disposed over the layer of gel. |