FEATURES:- Interlocking foam tiles a good choice for any garage, basement, fitness center or home gym.- The high-density, shock-absorbing mat helps protect your floor from scratches, reduces noise, and brings ultimate comfort to your workout.- Double sided non-slip, can will prevent you from slipping and getting hurt while exercising.- Easy to clean, can easily wipe off any spilled water or sweat.SPECIFICATION:Material: EVA foamSize: 30x30x1.2CM/12x12x0.5inShape: squareweight: 1.4/2.48KGQuantity: 16/32 squaresUse as: Sports mat, puzzle floor mat, yoga tiles, Pool Mats etc. ABOUT SMELL & BUBBLES :- Since the goods are in a fully enclosed package, there will be residual odors. please rest assured that it is safe. After receiving the product, please place it in a ventilated place to eliminate the smell.- Our products are made by high-temperature foaming at one time, and slight pores and indentations on the back are normal.NOTE:- Due to different measurement methods, the error is generally 1-3cm, and the error range is not within the quality range.- If you encounter any problems during use, please send us an email and we will be at your service at any time.