Icebreaker 200 Oasis Short Sleeve Crewe Thermal Top - Men\'s Our versatile, go-anywhere shirt made from breathable 100% merino wool jersey, the 200 Oasis Short Sleeve Crewe is our best-selling base layer top. A reliable classic for year-round versatility and breathable comfort, the updated 200 Oasis Short Sleeve Crewe is a lightweight baselayer top primed and ready for everything from far-flung travel adventures to weekends skiing at the resort. Featuring our best-selling 100% merino wool jersey fabric, the Oasis Short Sleeve Crewe provides easy layering, high breathability and natural odor resistance. Underarm gussets improve range of motion while hiking, climbing or skiing, and offset shoulder seams and flatlock stitching eliminate chafing when you’re wearing a pack or moving fast. Features: 100% Merino - Soft merino fibers that regulates body temperature in all weather conditions and resists odors Gusseted underarms for mobility and comfort Offset shoulder seams to prevent friction Flatlock seams to prevent friction Drop tail hem for added coverage Layer: Base Layers Best for: Hike Merino Benefits: Comfort Odour Resistant Breathable Warm Slim Fit - A snug, close-to-body fit for low bulk layering. Model Size: Medium Model Height: Height: 6\'2\" / 188cm. Waist: 31.5\" / 80cm Back High Point Shoulder to Hem (Size L): 29.68 in  /  75.4cm  Technical Features: Fabric: 100% Merino Wool - Merino is super lightweight, soft, non-itchy, non-clammy, warm in the cold and cool in the heat, and has a miraculous ability to resist odor. Fabric Weight: 200 Lightweight (The numbers represent the fabric\'s weight in grams per meter) - Best suited for moderate to cool conditions  Weight (Large):  6.34oz  / 180g Care: Machine wash warm. Wash with like colors. Do not use softeners. Fasten all closures to wash and dry. Do not bleach. Do not tumble dry. Line dry in shade. Warm iron. Do not iron print, trims and accessories. Do not dry clean.