We Sell Mats Reversible Martial Arts Interlocking Anti-Fatigue EVA Foam Floor Mat Each pack comes with six new blue red reversible tiles. Each tile measures 2' x 2' for a total of 24 square feet per 6 tiles. Thickness for each tile is 3/4" or 20mm. Each tile has a martail arts tatami finish. Borders are included in each pack.