The Flow Loose Fit surf shirt offers UPF 50+ sun protection in an everyday t-shirt construction offered in both long or short sleeve options. This long sleeve rashguard surf shirt is designed with a loose fit and flatlock seams to prevent chafing. Extend your surf session with great looking and effective sun and rash protection. Details: 6.5oz loose fit surf shirt, UPF 50+ sun protection, flatlock seams, one year limited warranty. Material: Polyester, Elastane.