The O'Neill HyperFreak Skins Series advances technical sun protection with unrivaled stretch, premium fit, and anatomical design. Our exclusive buttery-soft TechnoButter Skin material features a lightweight feel and HyperDry technology for wicked fast dry times. The top choice for high-performance UV protective gear. Feels like Freedom. U.P.F. 50+ Maximum Protection Hydrophobic HyperDry Technology Strategic Seam Placement Quick Dry 4-Way Stretch Fabric Rash Protection Reduces Fatigue From Sun Exposure Performance Fit: Form-Fitting Tight Layer Fits Like A Second Skin Flatlock Stitched: Breathable Seams TechnoButter Skin: 6oz Nylon/Spandex with HyperDry | O'Neill Women's Hyperfreak Skins Short Sleeves Rash Guard in ST-Shirtl/Isla, Size XL, Nylon/Spandex