Earplugs 40 dB noise reduction 3-layer black

Earplugs 40 dB noise reduction 3-layer black Description

Description: Material: Silicone Noise reduction rate: 40% Function: sound insulation, noise reduction, waterproof Scope of application: sleep, rest, work, exercise Efficacy: sound insulation, noise reduction, waterproof Packaging: plastic storage box + color box Whether washable: washable Earplug head shape: umbrella Noise Reduction Rating (NRR): 40% Specifications: 1. Environmentally friendly silica gel, washable, can be washed repeatedly after use, protect the health of the ear canal 2. Upgraded deep noise reduction earplugs, stop the hustle and bustle of life, a quiet life has never been so easy 3. Sound insulation upgrade effective filtering of everyday noise innovative sound insulation core precise isolation of all kinds of everyday noise 4. Ergonomic design, comfortable to wear, fits the ear shape flexible tail precision fit ear comb does not roll off 5. Transparent shell, compact and easy to carry transparent shell packaging easy to carry Package includes: 1 * Earplug set