Grabber Cozy Muff is the cold hand solution when gloves just won't do. Great for football games, camping, hunting, photography, and construction crews anytime you need to keep your hands free while working or playing in the cold. Place an activated Mega Warmer inside the insulated muff to create a warming oven for your hands. An adjustable strap ensures a secure fit around waist. Durable waterproof nylon shell. Each muff comes with a FREE Grabber Mega Warmer. Cold hand solution when gloves just won't do. Reusable. Refill with Grabber Mega Warmers No. 99587. Waterproof nylon shell outside. Soft polar fleece lining inside. One size fits most.