Tree shape silica gel ear plugs, Other colors available. Special shape for better fitting. Silicon Ear Plug Specification: Material:silica gel Various colour can be choosed, Absolute waterproof effect when swimming, High quantity ear protection device that helps to reduce noice in workplace. Packing: Carton Measure: 50*45*40cm, Number Per Carton: 5000sets/carton, Carton Net Weight: 10kg.