Howard Leight by Honeywell Leightning L0F Folding Ultraslim Shooting Earmuff (R-01523) Ultralight design (40 ounces) with ultraslim earcup for a more comfortable feel that wont interfere with your shooting; convenient, folding feature collapses earmuff to just four inches Super-soft ear cushion eliminates "squeezing" sensation on head; snap-in feature allows for quick and easy cushion replacement Headband features telescopic adjustment for custom fit, steel wire construction to withstand demanding use, and padded foam to minimize pressure on head Earcup features patented Air Flow Control technology to reduce sound across all frequencies without increasing earcup size or weight; 3 sound reduction levels to suit different shooting environments Noise Reduction Rating: 23