No Water Leak Problem: 0.35 mm thick PVC, Screw Cap Water Plug and improved produce technology completely solve the leakage problem caused by bad water plug and seam. Sea Turtle Design with the Biggest Size in Market(43″* 35″* 2.5″) : The unique sea turtle design with 8 double-sided color printed floating animals, which attract babies’ more attention and get more tummy time. When marine life floats, your baby will love seeing and try to grab them. The big size will offer infants more activity area for more fun. BPA Free& CPSC Certified: Our tummy time mat is strictly based on international standard BPA materials. Our baby toy also passed the CPSC test in lab to ensure baby safety during use.