New upgraded earplug series products with better noise reduction effect, comfortable wearing, and rebound time. Great for Reducing Noises during sleeping, studying, working, travel, concerts, relaxation, motorcycling, hunting and loud events, etc. Easy to roll and insert. Ear plug foam compresses quickly for easy insertion. Non-irritating soft foam with a smooth outer ensures comfort for extended wear. CLEAN & SAFE: Smooth, dirt-resistant better hygiene.