HUK MENS DIAMOND BACK SHIRT: Crafted from ultra-lightweight stretch nylon blend fabric, with a vented back, UPF 50+ protection, an interior eye wipe, snap closures and moisture transport for ultimate comfort and practicality STRETCH: Fabric gives you the flexibility and stretch you need for comfort, while maintaining shape and fit STAIN RESISTANCE: Stain Resistance treatment keeps stains from sticking and makes it easier for stains to wash out SUN PROTECTION: This fishing pant protects your skin from the sun's harmful rays - Huk added the most advanced sun-blocking +50 UPF materials to their apparel to block both UVA and UVB rays HUK: Uniting anglers through performance-engineered, technical gear designed to fuel your passion and pursuit no matter when, where or how you fish