ReFaxi&reg;5 Sets Soft Silicone Earplugs + Nose Clips for Summer Sports Swimming Training Safety Tool Earplugs can prevent water from entering the ear canal and protect ear membrane Nose nasal cavityclip can prevent water entering into nose, a necessity for swimming Material: Plastic + silicone; Color: Random Earplug length: Approx. 0.91inch/2.3cm Nose clip: Approx. 1.10*0.67*0.39inch/2.8*1.7*1cm