3M 87335, Pro-Grade Earmuff 90565-4DC-PS, 4 each/case, 7100107419

3M pro grade earmuff offers superior comfort and protection. the 3M pro grade earmuff is designed to be a high noise reducing/protection earmuff. adjustable, vented headband design reduces heat build and improves comfort when worn with hats. part of the 3M pro series safety products line that was designed for the way pros think, the way they shop and the way they work