They also hold their power for up to 10 years while in storage so you have power when you need it most

30% @ 60° per ASTM D-523 Test Method

Does not meet ANSI Standards

Depth (mm) 330

FAUCET HOLES  1 or 3

Moldex 6400 Rockets® Reusable Earplugs, Uncorded, 50 Pairs/Box They also hold their powerMoldex 6400 Rockets Reusable Earplugs, Uncorded, 50 Pairs Box Item #: WGB311097 Moldex 6400 Rockets Reusable Earplugs, Uncorded, 50 Pairs Box Features: 100% PVC Free. Independently tested NRR 27, with a new sound dampening additive. NRR 27 gives protection in most noisy environments. Metal detectable model now with a metal detectable cord. Easy grip handle lets earplugs easily slip into ear. Air bubble in tip provides cushioned comfort. Earplugs can