Earplugs-Hoop Quiet - Noise Cancelling Earplugs (27 dB) Professional Soundproofing Waterproof Earplugs Elderly People Earplugs Quiet Earplugs Experience Earplug Noise Cancelling Silicone High-Fidelity Noise Noise Sensitivity with Storage Box

•product description:

•(1) Deep noise reduction 42DB: three layers of enhanced sound insulation to rebound all types of noise

•(2) Comfortable to wear without ear swelling: Comfortable to wear without ear swelling.

•(3) Healthy and sterile food-grade silicone: soft and sterile to protect the health of the ear canal

•(4) 7 years of research and development to fit the ear canal: specially developed for Chinese people and suitable for Oriental earplugs

•(5) Washable: environmentally friendly and recyclable, more environmentally friendly

•effect:

•(1) Original patented sound insulation design masters the core noise reduction technology, let patents and reports speak for itself, not all noise reduction earplugs are effective noise reduction

•(2) Ring filter system noise reduction earplugs, 1 second sound isolation and quietness, ring filter system, 100% environmentally friendly silicone, replaceable earplug heads can be washed and reused

•(3) Professional noise reduction laboratory testing, rigorously measuring the noise reduction value by wearing earplugs on a simulator, effectively reducing noise by 30dB, double-ring earplugs have an average noise reduction of 30dB, and can reach a maximum of 42dB

•(4) Five layers of filtration, layers of sound insulation, breaking through the traditional single structure, multiple noise reduction effects are better