PRODUCT APPLICATIONSIt is a good choice for competitive swimmers, triathletes, and casual pool/beach users. This cap protects hair from salt water and reduces drag during high-intensity training or open-water swimming.PRODUCT DETAILS & INCLUDE√ Material: Silicone√ Color: Black√ Overall Size:190mm x 180mm / 7.5" x 7.1" (Opening Diameter x Height)√ Suit: Unisex-Adult√ Package Includes: 2Pcs x Waterproof Swim CapPRODUCT ADVANTAGES1. The swim cap is made of flexible silicone material that stays flexible in different water temperatures. The edges are reinforced to be waterproof and leak-proof, and the non-slip lining will not crack even with frequent stretching on the goggles.2.