Mountain Hardwear Crater Lake Short Sleeve T-Shirt - Men's Element XL. Either way the Crater Lake Short Sleeve Crew has you covered from harsh UV rays. This lightweight and breathable tee features a UPF 50+ sun protective fabric that wicks moisture and dries in a flash - perfect for alpine hikes sunny bouldering sessions and everything in between. Specifications for Mountain Hardwear Crater Lake Short Sleeve T-Shirt - Men's: Manufacturer: Mountain Hardwear Sleeve Length: Short Sleeve Age Group: Adults Gender: Male Style: T-Shirt Quantity: 1 Sleeve Type: Short Sleeve Features of Mountain Hardwear Crater Lake Short Sleeve T-Shirt - Men's Uses: Backpacking Camping Hiking Rock Climbing Broad Spectrum filters out harsh UVA and UVB rays Soft jersey knit with moisture wicking properties MHW heat transfer logo at left chest Package Contents: Mountain Hardwear Crater Lake Short Sleeve T-Shirt - Men's Mountain Hardwear 1982431-435-XL: Crater Lake Short Sleeve T-Shirt - Men's Element XL