Icebreaker Size Chart The updated Descender Long Sleeve Zip is for those on the move. This technical mid layer is designed to insulate and breathe during cold, high-output days up in the mountains, out on the slopes or on the trails. Lighter-weight side panels help manage moisture and dump excess heat. Features: - Channeled fleece provides warmth and temperature regulation - Corespun fibers-nylon strands wrapped in merino wool for added durability and quicker drying - LYCRA(R) content for stretch and mobility - Zipper chin guard and interior storm flap - Flatlock seams prevent chafing - Offset shoulder seams prevent pack rub - Forward set side seams for comfort - Zippered chest pocket with media cord port - Zippered hand pockets - Drop tail hem for added coverage - Center back length: 77cm / 30 1/4", Size L - Icebreaker heat transfer logo - Large = 200 g / 7.05 oz - Body: 84% Merino Wool, 9% Nylon, 7% LYCRA(R) Panels: 88% Merino Wool, 9% Nylon, 3% LYCRA(R)