Montane Mens Prism Ultra Pull-On - Lightweight and Windproof Insulation Using lightweight and windproof Barrier Lite RS combined with 25g/m2 PrimaLoft® Silver insulation, the Prism Ultra Pull-on is designed as a quick warmth layer for fast and light activities. Active Mountain Fit: Designed to be low bulk and to fit closely to the body, or to be layered with other non-bulky garments, these garments are intended for faster-paced mountain activities. Features: Close-fitting collar Two-way front zip with internal storm flap Zipped external chest pocket Pre-elasticated cuffs Adjustable hem with cinchable drawcord Stuffs into chest pocket Technical Features: 70% Recycled Insulated: 70% recycled 25g/m2 PrimaLoft® Silver Insulation Elasticated Cuffs: Low bulk elasticated cuffs to reduce heat loss Collar: Close fitting collar, to reduce heat loss Chest Pocket: Zipped external chest pocket Barrier Lite Rip-Stop Outer: Barrier Lite RS nylon rip-stop outer and lining with a DWR Two Way Zip: Two-way front zip for quick ventilation with internal storm flap Packs Into Pocket: Stuffs into chest pocket Weight (approx): 200 g  /  0.44 lb Fit: Active Mountain - Close-fitting for fast-paced activities Model is wearing: Size Medium Model\'s height: 6\'1\" / 185cm, chest 39\" / 102cm