O'Neill Men's Basic Skins UPF 50+ Short Sleeve Rash Guard 6oz Polyester/Spandex 4-Way Stretch Skin Cancer Foundation Recommended Product; UPF 50+ Ultraviolet Protection Perfect For Surfing, Swimming, Paddle Sports, Boating, And Beach Days Comfortable Yet Durable 6oz Polyester/Spandex Construction Minimal Seam Placement For Maximum Rash Protection Performance Fit: Form-Fitting Tight Layer Fits Like A Second Skin