veryday Carry Extra stylish storage box for being taken with you for occasions like traveling, concert and reading room and so on, With six pairs of ear caps to choose from (S/M/L, single & double layer type), you can achieve the perfect fit for your ear canal, allowing you to concentrate better wherever you are. nnovative Certified Design Our earplugs are committed to maximizing high-fidelity noise reduction without causing suffocating pain, instead of the traditional fully sealing or opening design, adopting Whizzer Micro Dual Isluation Sys., scientifically reducing the noise and achieving breathability at the same time. ashable & Reusable Order Once for Long Time Use, eliminating the need for traditional sponge earplugs, the noise reducing earplugs can be washed and cleaned easily and reuse again for many years. omfortable Holding & Hypoallergenic Made of lightweight soft silicone for zero pressure ear wearing experience, whizzer designers also consider the needs of ear allergenic prone community, by covering the earbud body and ear caps with medical grade silver ions, effectively preventing ear from itching, sweating and irritating, consistently keeping clean hygienic ear canals, providing long-term wearing comfort. rofessional Hearing Sensitivity Protection Featuring patented triple filters design, high fidelity music earplugs that filter noise on an average reduction rating (SNR) of 18 or 23 decibels and NRR of 7, Max 51.5dB lower at Ear-piercing treble, effectively offset with damaging noise in the environment while enhancing the music quality at the same time, protecting your hearing in any environment. Imported.