The Stance mittens, filled with airy insulation, can be worn on their own in dry weather or layered under waterproof shells in demanding, wet conditions. The outer fabric is Pertex Quantum Pro, well known from lightweight down jackets and sleeping bags. The insulation is 133 g/m² PrimaLoft Golda featherlight synthetic fiber that is almost completely insensitive to moisture. The shell fabric is above all lightweight and compressible. Still, you dont have to treat these mittens with kid gloves (hehe): the palm and thumb base feature a durable goat leather reinforcement panel. - Comes with a stuff sack - Reflective logos - Insulation on both the palm and the back of the hand -Practical Product Lifetime Warranty: covers manufacturing and material defects for the expected lifetime of the product