Glove-in-Glove technology to keep hands warm and dry, whilst giving protection on the job site Comfortable, brushed acrylic knit thermal liner effectively traps warm air in, whilst maintaining dexterity Outer nylon knit shell wicks away moisture and provides a wind and abrasion resistant barrier 15 gauge Nylon Outer Shell 7 gauge Acrylic Thermal Liner 3/4 Micro Foam Dip