3M™ H510A-401-GU Peltor Optime I Earmuff, feature a stainless steel headband for consistent force and effective hearing protection. For noise levels up to 95 dBA. Stainless steel construction resists bending and warping.
Double-Shell Earcup provides large space inside the cup, helps reduce moisture & heat build-up, easy to replace cushions & inserts help keep them hygienically clean. Soft Sealing Rings filled with a unique combination of liquid & foam reduce pressure around the ears and improve comfort and wearability. Adjustable Sliders allow adjustment of the height for better Personalized fit.