Sternal D-ring

1000D nylon with water resistant backing

uncomfortable and short-lived

Custom imprinting available on hard hats

Weight Capacity ANSI 130-310 lbs

N-Ferno 6990 Hand Warming Packs - Pack of 40 bunker gear accessory Sternal D-ringThe N Ferno 6990 Hand Warmer Packs are long lasting and air activated, instantly delivering up to 12 hours of heat. Theyre great for placing in your jacket pockets, gloves or other warming accessories. Once activated, place the long lasting hand warmer inside a pocket or gloves. Theyre also easy to insert into built in pockets in thermal accessories such as the N Ferno 6980 Hand Warmer Muff, N Ferno Hard Hat Liners or ProFlex 825WP Winter Work Gloves.