The Reusch Chamber Mitten is an extremely warm and breathable option that is loaded with features. It's made with 100% Real Down insulation for ultimate warmth in any condition and a Goatskin DD 100% genuine leather palm for increased durability, while the X7 Softshell material on the outside of the mitten is completely windproof. True to its name, the Heat Trap system is included to keep warmth in, while keeping cool air and snow out. It really is a mitten for the coldest temperatures you may encounter on the mountain. Realdown Insulation, Goatskin DD Palm, X7 Softshell, SoftPlush, Microactive Lining, Powder Cuff, Wristband, Stopper System, HEAT TRAP, Chamber Downbag Construction, Reinforced Fingertips, Reinforced Thumb and Index Finger, Finger Lining, Comfort Leash, ThermoHoods, Removable Liner: No, Material: Sheepskin DD, Warranty: One Year, Battery Heated: No, Race: No, Type: Mitten, Use: Ski/Snowboard, Wristguards: No, Glove Outer Fabric: Leather, Waterproof: No, Breathable: Yes, Cuff Style: Under the cuff, Down Filled: Yes, Touch Screen Capable: No, Glove Quality: Best, Glove Weather Condition: Frigid, Glove/Mitten Insulation: Down, Model Year: 2022, Product ID: 585891, Model Number: 4901440-2019-M, GTIN: 7667733581362