Tamiplay Foam Floor Mats for Kids, 12 x 12 Inch 16 Tiles 0.4'' Thickness Foam Play Mat, Non-Toxic Square Interlocking Floor Mats16 Sq. Ft Kids Play Mat 16Pcs interlocking foam 12''x12'' puzzle play mat. the total coverage area is 16 square feet (4' x 4'area). Our baby play mat comes with 3 colors 0. 4 Inch Thicked Foam Mat Using high density EVA foam support, 0. 4 inch thick baby crawl mat brings good cushioning performance, comfortably cushions spine, hips, knees and elbows on hard floors Non Toxic, Anti Slip, Easy Clean, Easy Assemble Tamiplay foam mat Non toxic, tested free