Icebreaker Size Chart A highly technical midlayer top ideal for cold-weather training, climbing or skiing, the Descender Hybrid Jacket is a hybrid-construction midlayer that uses strategically-zoned insulation for warmth and protection where you need it most. A nylon front panel blocks wind, with MerinoLoft insulation inside for warmth. Offset shoulder seams prevent chafing, and the drop back hem adds extra coverage. Features: - Hybrid construction with zoned MerinoLOFT(TM) front panel for core warmth and wind protection - Channeled fleece provides temperature regulation - Corespun fabric-LYCRA(R) fibers wrapped in merino wool for stretch, durability and quicker drying - Lightweight Pertex(R) Quantum Air nylon fabric for durability and compressibility - Reverse coil center front zip with chin guard and interior storm flap - Offset shoulder seams prevent pack rub - Zippered hand pockets - Drop tail hem for added coverage - Center back length: 69cm / 27 1/4", Size M - Icebreaker heat transfer logo - Medium = 400 g / 14.1 oz - Body: 84% Merino Wool, 9% Nylon, 7% LYCRA(R) Panels: 100% Nylon Fill: 88% Merino Wool/12% Polylactide - Model images are shown in an alternate color