... -proof , shock resistance and skid prevention. could also offer antistatic insole sheet and EVA high foam adhesive.2) supply different densities, hardness ... available(black,white,gray more cheaper)5)form/shape:big sheet,blocks,roll, embossed/textured/designed,or even more smaller like ... , slight wrinkles, no cracks, holes or distortion-Wall thickness (normal) Sheet/Rollin (mm)1/8", 1/4", 3/8", 1/2 ...