Kryptek Valhalla Long Sleeve Crew Shirt - Men's Obskura Skyfall XS. The Valhalla Long Sleeve crew is lightweight breathable and constructed with synthetic materials to give you the flexibility you need to conquer most spring summer and early fall conditions. Designed for high exertion in warm-to-mild conditions reinforced shoulders and Kryptek Cooling technology throughout the body of the shirt will make Valhalla your new go to favorite. Specifications for Kryptek Valhalla Long Sleeve Crew Shirt - Men's: Manufacturer: Kryptek Sleeve Length: Long Sleeve Age Group: Adults Apparel Fit: Athletic Gender: Male Application: Outdoor Fabric/Material: 88percent Polyester 12percent Spandex Features of Kryptek Valhalla Long Sleeve Crew Shirt - Men's Kryptek Cooling Technolog Reinforced shoulders Highly breathable Moisture wicking Articulated athletic fit Lightweight and Packable Quick dry fabric Package Contents: Kryptek Valhalla Long Sleeve Crew Shirt - Men's Kryptek 18VALLSCSF2: Valhalla Long Sleeve Crew Shirt - Men's Obskura Skyfall XS