Don&&';;t sweat, this will be your favorite shirt to adventure in no matter the time of year. Our #1 selling top provides warmth, breathability, and ultimate comfort for any occasion. Wear it as part of a layering system in colder temperatures or by itself when the sun comes out. Pair it with our Kancamagus Midweight bottoms to create the ultimate base layer set. Features Neckline: Crew Neck Tagless Label: No Itchy Neck Tags Flat Lock Seams: Prevents Chafing Layer Type: Base Layer, Mid Layer Fit Type: Regular - Standard fit with a little bit of room to breathe, but not too baggy Runs True to Size Weight: Size Large = 9.6 oz. (272 grams) Style #: 705 Fabric Fiber Content: 100% Merino Wool Knit: 235 g/m2 Midweight Interlock Knit Microns: 18.5 Micron Fibers UPF Rating: 50+ Total Easy Care: Machine Wash and Dry Wool Source: Australia Imported. Uses Ideal Seasons: Spring, Fall, Winter Activities: Everyday Wear, Hiking, Camping, Biking, Running, Fishing, Hunting, Snowsports Temperature Recommendations: 30AdegF to 0AdegF while active, 30AdegF to 60AdegF while inactive Care Turn Inside Out Machine Wash Cold: Gentle cycle with like colors Detergent: Mild or wool-specific Tumble Dry: Low heat Storage: Place in an airtight container when not in use for long periods of time Do NOT Use: Fabric softener or bleach!