BathBlocks Coast Guard Set in Reusable Storage Bag, 20-Piece Bath Blocks Coast Guard Set lets children build floating towns, bridges, towers and more in the bath Bath Blocks bring classic block play into a fun, fascinating, new, watery environment Bath Blocks empower children to create their vision as they experiment with geometry, balance, structure and cause-effect Bath Blocks have won Oppenheim Gold awards Bath Blocks are made from bacteria and mildew resistant EVA and contain no PVC or phthalates, Age: 3 - 99 due to small parts