Label:Yes Average noise reduction to: 40dB Size: 6*2.4*6 CM Specification: Color: 6 Color Material:Silicone Features: --Lossless sound quality,Shark fin design,Comfortable in the ear. --A variety of color collocation, choose belongs to your wonderful. --Triple combination design, double the noise reduction effect. --Nano silica gel rebound, soft material more close to the ear canal, effectively filter a variety of external noise. --IPX8 waterproof, can be washed repeatedly, random pull without deformation, health and hygiene. Efficacy: 1. Professional noise-blocking earplugs enable you to sleep comfortably, soundly and peacefully, improve sleep and life quality. 2. Small and soft in ear design, comfortable to wear, no foreign body feeling, fitting the inner ear, effectively shielding noise. 3. Ergonomically designed, soft and comfortable material is more suitable for human ears, and it will not cause pain if worn for a long time. 4. Silicone material insulation outer cover blocks most of the noise, reduce low frequency noise, prevent the earplug from falling out. 5. Soft silica gel, can be repeatedly cleaned, healthy and hygienic. Package Included: 1pair x Earplugs Notes: 1. Due to the different monitor and light effect, the actual color of the item mightbe slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3mm measuring deviation due to manual measurement. 3. The life of earplugs is 1-2 years. Please clean them with water or hand sanitizer and dry them in a well-ventilated place. Use them after drying.