The Superflux Vest is a key layering piece from Mountain Equipment that combines core warmth with breathability and freedom of movement for the most difficult mountain conditions. Packable and highly breathble, the Superflux Vest with its combination of POLARLOFT Featherless insulation and windproof and water resistant outer shell is the perfect winter booster layer. Mountain Equipment Superflux Vest Features: Drilite Loft 40D Outer Fabric Windproof and Water Resistant Polarloft Featherless Insulation by 3M Stitched Through Quilted Construction 2-Way YKK Moulded Centre Front Zip 2 Zipped Hand Warmer Pockets Zipped Inner Pocket Elastane Bound Armholes Adjustable Dual Tether Hem Drawcords Packs Into Inner Pocket With Twin Karabiner Carry Loops Weight Approx 340g