Educators Resource offers products for preK-8 learning materials and educational toys used by schools, teachers, parents and children, Fun orange playground ball can be used on all surfaces, Bounce it in the gym, throw it around the beach or take it outside for street play, It has two-ply nylon-wound construction & is water-resistant, 8 1/2"" round and made of two-ply nylon, SKU: EDRE35806