The Adult Swim Set include high quality comfortable goggles are intended for endurance and strength-building swimming. They are ideal for workouts. They incorporate the best features of both snorkeling masks and goggles to give maximum comfort and seal reliability. The skirt adds comfort by evenly spreading the pressure of the seal over the forehead and cheekbones. Ergonomic lens design for a wide angle view with minimum distortion. Adjustable nose bridge for optimum fit and comfort. The nose clip and ear plugs are made of silicone or TPR. The swim cap is steel blue and is 100% Silicone.