... Strong pvc Different color available Best price ZY-35B01 water walking ball Item NO. ZY-35B01Size 2m DiameterMaterialPVC. ... for lake, pond,pool, Beach, Water park, river, and other shoaling water amusement park ,school,playground, gardens, parks, and other playgrounds . ... . 1). Usage for rental business inflatable family use water park and other commercial purpose business2). This inflatable pool ...