The Montane Men’s Featherlite Nano Windproof Jacket is a true ultralight layer that delivers breathable, packable protection from biting winds, but is 48% lighter than the Featherlite Windproof Jacket. The 100% recycled Ultralight Pertex Quantum outer is loaded with a PFC-free DWR coating and ripstop design making it mountain-durable for fast and light adventures, while weighing just 52g. Construction Outer - Pertex Quantum Eco 10D 100% Nylon (recycled) Ripstop with PFC-Free DWR coating Features Protective collar with internal stuff pocket for jacket Micro elasticated cuffs Semi elasticated hem YKK lightweight full length zip down centre front Reflective Dot print on back Reflective chest print Trim Fit Suitable for Trail Running, Fastpacking Materials 100% Nylon (recycled) Important California Resident Info