They give you all the warmth of our regular gloves while also allowing the dexterity you need to perform normal activities such as work texting or typing on a keyboard. These knit gloves have Heat Holders specially developed thermal yarn provides high performance insulation against the cold with superior moisture breathing abilities. As well as the outer yarn our Heat Weaver lining a silky plush fleece lining effectively maximises the amount of warm air held against your skin. The Heat Holders cuff is a protective cuff that hugs the wrist for extra warmth and insulation stopping drafts and loose fitting gloves. They also have a 3.2 Tog rating assigned to them. The Tog rating is a measured British standard that measures the thermal proprieties of a garment. There are two sizes to choose between in these Heat Holders mens fingerless gloves including medium / large and large / extra large. They are made of 100% acrylic that has been brushed on the inside for extra warmth and snugly comfort.