Spring design offers low pressure and a high level of comfort   Three distinct wearing positions for ease of use     Excellent grip makes it easy to adjust the cups, even when wearing gloves Provides maximum space for the ears inside the cup     Soft ear cup material for extended wear       Easy ear cup height adjustment         Retain the Class E dielectric rating on the V-Gard Full Brim Hard Hat 10129327             EARMUFFS,FULL BRIM HAT MUFF,SLOTTED       Length: 6.063 in (0.154 m)          Width: 3.740 in (0.095 m)          Height: 7.126 in (0.181 m)          Weight: 0.705 lbs (0.320 kg)          Size: Standard            Color: GRAY