Protective Exercise Flooring - Durable, non-skid textured squares and tiles that cover and protect your floor or even carpet while creating a comfortable workout room with exercise accessories or as a play mat for children. Easy Assembly – Lightweight interlocking foam tiles connect quickly and easily and can be disassembled just as simply for quick storage Easy Assembly – Lightweight interlocking foam tiles connect quickly and easily and can be disassembled just as simply for quick storage Easy Assembly – Lightweight interlocking foam tiles connect quickly and easily and can be disassembled just as simply for quick storage High Quality Foam - High-density EVA foam mat provides excellent support and cushion; Contains NO toxic phthalates. Excellent alternative to rubber gym mats.