Black Diamond Heritage Alpinist Short Sleeve Tee - Men's Black Medium. Theyre made with a stretchy organic cotton jersey fabric that moves with you and feels soft against the skin. With a pattern built around performance these are not your average T-shirts. Instead they are durable performance-based products that are built to last. Plus all our graphics use water-based inks. Specifications for Black Diamond Heritage Alpinist Short Sleeve Tee - Men's: Manufacturer: Black Diamond Sleeve Length: Short Sleeve Age Group: Adults Apparel Fit: Regular Gender: Male Application: Outdoor Fabric/Material: 96percent Organic Cotton 4percent Elastane Weight: 156 g Last Chance: Yes Features of Black Diamond Heritage Alpinist Short Sleeve Tee - Men's Organic cotton content Pre-Shrunk Fit: Regular Package Contents: Black Diamond Heritage Alpinist Short Sleeve Tee - Men's Black Diamond AP7524670002MED1: Heritage Alpinist Short Sleeve Tee - Men's Black Medium