Rubber sole CUSHION INSOLES: Breathable insoles with holes, made of soft EVA materials, they can absorb shock and reduce muscle fatigue in feet and legs. FOOT SAFETY: Durable EVA material sole with rubber pods, add more secure traction and prevent slips and falls,and protect kids feet from sharp rocks and stones. COMFORTABLE FEELING: EVA material sole with rubber pods provides an exceptionally lightweight midsole with excellent bounce-back and durability,reduce chafing when kids wearing our water shoes. BREATHABLE : With stretch breathable ultra light weight fabric and creates a cooler and healthier shoe environment. OCCASIONS: Beach, pool, wake-boarding,swimming,sailing, boating, windsurfing, cycling, jogging, gardening, lawn, walking, fishing, beach volleyball, car-washing and driving. Family outings!