The Fortress technology is introducing a revolutionary insulated Glove. GlovePro will become your Favorite new glove for all winter conditions. Fortress uses a unique design; employing AERIS™ 500 on the outside of the hand and AERIS™ 250 in the palm, keeps your hands warm and comfortable from -10°F to 60°F, even when wet. The GlovePro is constructed with a windproof waterproof material, with reinforced stitching on the palm for added protection in high movement areas to ensure durability and comfort through even the most demanding activities. GlovePro is the all-around winter glove! Appropriate for high adventurer, snowboarding, skiing, biking, hiking, building snowmen, or a good old snowball fight! This will be the warmest glove you have ever owned.