Minus33 Merino Wool Men's Algonquin Lightweight Short Sleeve Crew 100% Merino Wool Imported QUALITY LIGHTWEIGHT BASELAYER: 100% Merino Wool designed to be "First-On-Last-Off" active wear. The best in easy care technology means your merino wool is machine washable and dryable. Your Minus33 t-shirt naturally wicks moisture and controls odor. CRAFTED TO FIT: Sizes XS to 3XL in a regular fit. Minus33 offers an awesome size and color selection. Outfitting anyone with everyday wear from the active athlete to the comfortable couch-potato. EXPERIENCED BRAND: Although there are many copy-cats on the market today, Minus33 has been a trusted brand since 2004. IMPORTED: As the legacy of a 100+ year old USA based woolen company, Minus33 knows quality and comfort in Merino Wool. We are committed to bringing you the best Merino Wool products at a reasonable price. TECHNICAL DETAILS: 100% 17.5 Micron Merino Wool 170 g/m2 Jersey knit construction with flatlock seams. Garment Weight Size Large = 6.6 oz. (186 grams). UPF Rating 25