3M S-657 Hood Assembly (US) Disposable Earplugs Fast acting

Fast acting

It meets CDC guidelines for M

IMPROVED ERGONOMICS Hip belt and backplate design distribute most of the weight on the hip

Available with 3M's unique wet-reflective technology

Dual density PU/PU sole

3M S-657 Hood Assembly (US) Disposable Earplugs Fast actingHood uses a double shroud design for its respiratory seal; wearers can select on their seal design based on personal preference Wearer should tuck the inner shroud into a shirt or protective coverall, which allows excess air to be channelled over the body for additional comfort Available in both CE & NIOSH Approvals APF = 40 (CE Approval) APF = 1000 (NIOSH Approval) Replaceable Hood 3M S 607 10