Lock Up Long Sleeve Rash Vest for men from Quiksilver. Special features include Quiksilver print on the front, 6.3 oz. [180 g/m2] stretch polyester fabric, super-resistant flatlock seams, stitched close together for a flexible, soft & durable seam, snug fit, UPF 50+ ultraviolet sun protection and a composition of 92% Polyester, 8% Elastane.