Woolx Dailys - Men's Merino Wool Boxer Briefs - Knock Out Odor & Sweat - Lightweight & Breathable Boxers 100% Australian Lightweight Merino Wool - 17.5 micron - 150g/m (soft as cashmere) Material : The fabric of the boxers are made from 100% Merino Wool and features 160g lightweight weave. The thread used for stitching and the waistband contain synthetic material. MOISTURE WICKING QUICK DRYING: Face it,you're going to sweat, we all do! Our boxers move moisture away from the body. No bunching, dampness,or irritation. BREATHABLE & LIGHTWEIGHT:Our boxers provide a barely there feel,(weight of size large 5.6 ounces)Feeling as soft as cashmere, & designed for everyday wear. AMAZING DESIGN: 4" Inseam -no interior tags,& a smooth embossed waistband. Designed for complete mobility, the ultimate boxer brief underwear. EFFORTLESS EASY CARE: These boxer briefs may look fancy, but theyre made for men. So wear them, toss them in the washer & dryer, no shrinkage guaranteed!