Ideal for workers with smaller ear canals: Maximum Lite® low-pressure polyurethane foam expands gently inside the ear canal for comfortable long-term wear: while its contoured T-shape delivers ease of handling.Features & Benefits: Ideal size for workers with smaller ear canals. Low pressure polyurethane foam expands gently for comfortable long-term wear. Contoured T-shape for easy handling and wear. Smooth: soil-resistant closed-cell foam skin prevents dirt build-up. Optional style with attached cotton cord and paper bag packaging suitable for pulp & paper and other process industries with zero tolerance for packaging waste requirements. Prefilled canister refills for the HL400 Earplug Dispenser and Bulk refills for LS-400 and LS-500 Earplug Dispensers save time: waste and space Low pressure foam ear plugs are ideal for workers with smaller ear canals. Plugs are tapered and feature winged end for easy removal. Soft, non-irritating, non-allergenic plugs virtually eliminate pressure on the ear canal. Uncorded bulk. NRR 30dB. CSA Class AL