Icebreaker Size Chart This high-performing T-shirt is made to move in-sync with you, so you can forget about what you're wearing, and concentrate on clocking up those miles on the bike or trail. It's designed to avoid chafing, with no shoulder seam, bonded side and back seams and a low-profile merrow stitch. A smart choice for those scorching days outside, or intense sessions in the gym, the Kinetica Short Sleeve Crewe features Cool-Lite(TM) fabric to keep you cool, and corespun technology, where Icebreaker wraps merino wool and natural TENCEL(R) fibers around nylon for extra durability and next-to-skin softness. The eyelet mesh back is ultra-breathable, so you can stay comfortable for longer. Features: - Cool-Lite(TM) fabric for comfort in warm to hot conditions - Corespun fabric for enhanced durability - Eyelet mesh back for enhanced ventilation - Bonded chest and back seams - Low profile merrow stitch for next to skin comfort - No shoulder seam - Center back length: 74.2 cm / 29 1/4, size L - Icebreaker reflective heat transfer logo - Fabric Weight: 155 Ultralight - Fabric: Body: 50% Merino Wool, 33% TENCEL(R), 12% Nylon, 5% LYCRA(R), Eyelet: 51% Merino Wool, 34% TENCEL(R), 15% Nylon - Product Weight: Large = 170 g / 5.99 oz