evo.com | Hestra Glove Liners > The Hestra Primaloft Extreme Mitt Liners are Primaloft(R) insulated liners intended for looser fitting shell mittens like the Hestra Pull Over Mitts. They can add expedition-worthy warmth to a mitten system for very cold temperatures. Pull Tab in Cuff for Easier Use Windproof, Waterproof and Breathable Ripstop / Polyamide Fabric Soft and Durable Polyester Lining Retains heat well, carries away moisture and dries out quickly. Primaloft(R) Gold Insulation A soft, down-like polyester that is both warm, breathable and water resistant. | Hestra Primaloft Extreme Mitt Liners 2026 - 5 in Black | Polyester