Product Details Build your everyday underwear collection with our Seamless Trunks. Made from a super-soft stretch fabric, these feel smooth all day long and won’t ride up. No front and side seams give them that streamlined look. And the comfort factor? It goes without saying.. Features: - No front and side seams - Comfort support design lines Composition: Navy/Black, Charcoal Marle/Black: 45% Modal, 27% Polyester, 20% Polyamide, 8% Elastane. Black/Black: 67% Modal, 20% Polyamide, 8% Elastane, 5% Polyester