Features:- Made of environmental silicone material, friendly and no stimulation- Flexible, wear-resisting and long lifetime, compact and light, comfortable to wear- Protect your hair from damage and corrosion caused by the disinfectant in the water- Fashionable. Features:- Made of environmental silicone material, friendly and no stimulation- Flexible, wear-resisting and long lifetime, compact and light, comfortable to wear- Protect your hair from damage and corrosion caused by the disinfectant in the water- Fashionable Features:- Made of environmental silicone material, friendly and no stimulation- Flexible, wear-resisting and long lifetime, compact and light, comfortable to wear- Protect your hair from damage and corrosion caused by the disinfectant in the water- Fashionable