We Sell Mats Extra Thick Tiles are your best option for Martial Arts, Exercise, or any type of floor protection. Made from safe non-toxic EVA foam. Our innovative tiles provides a cushion to hard floor surfaces. Tiles come in 2 sizes. 24″x24″x3/4″ or a Jumbo 40″x40″x3/4″. Several colors to choose from. Borders are included in most pack options. Not for use on carpets.