Each Tile = 4 square foot (2' x 2' area); 8 Tiles = 32 square feet (4' x 4' area); 12 mm thickness. The foam mat protects your spine, hips, knees and elbows on hard floors, also protects floors from damage. Made of high density non-toxic EVA foam, no bad...

Each Tile = 1 square meter (1m x 1m area); 20 mm thickness. The foam mat protects your spine, hips, knees and elbows on hard floors, also protects floors from damage. Made of high density non-toxic EVA foam, no bad smell. Each Tile can easily be taken out and put...