evo.com | The North Face Ski and Snowboard Mittens > The North Face Summit Patrol GTX SG Trigger Mitts deliver the sweet spot between mitten warmth and glove-like dexterity. Goat leather gives them a tough, supple feel, while GORE-TEX(R) and Heatseeker(TM) Pro insulation keep hands dry and toasty through long days in the big mountains. Built with input from ski patrollers and guides, these are ready for cold, demanding missions. Regular Fit Back of Hand Insulation 330 g HEATSEEKER(TM) PRO 85% Post-Consumer Recycled Polyester. Shell Lining TKA 100 - 100% Recycled Polyester Fleece. GORE-TEX(R) Insert 100% Goat Leather | The North Face Summit Patrol GTX SG Trigger Mitts 2027 - Medium in Black | Leather/Polyester