Toyvelt Foam Puzzle Floor Mat For Kids – 12X12 32 Tiles Interlocking Play Mat With Colors – Educational Large Puzzle Foam Floor Tiles For Crawling, Non-Toxic - Pink-Purple-BeigeEach floor mat foam puzzle piece is composed of safe & ultra soft non toxic EVA foam for optimal child protection and durability. These kids interlocking floor tiles can handle the wear and tear of your little ones everyday activities, all while keeping them safe from falling on hard floors. Square Dimensions: 12 x 12, Thickness: 0. 4. They are also extremely easy to clean!