92% polyester+8% spandex QUICK-DRY UPPER – High stretch breathable fabric with strong wicking performance, quick drying and comfortable to wear. ANTI-SLIP RUBBER OUTSOLE – Rubber bottom with honeycomb pattern to prevent slipping during exercise and sports activities. FOOT SAFETY – Flexible thick rubber outsole to protect your feet against anything hard or hot. VARIOUS SIZE AVAILABLE – Various size water shoes are designed for toddlers, little kids, big kids. MULTI-USE SHOES – Great for water park, beach, swimming, pool, walking, jogging, fishing, yoga, dance.Especially for family outings!