The Gamma hoody from Arc'teryx was made for tough mountain terrain and hiking expeditions. This iteration has been updated to include an easy single adjuster on the hood as well as two chest pockets and increased recycled material, delivering performance with a more sustainable footprint. 88% Nylon, 12% Elastane, Durable Water Repellent Finish, Helmet Compatible StormHoodâ„¢, No Slip Zipâ„¢ Closure, Multiple Pocket Styling, Printed Branding, Style Code: X000009905-002291. Ice climbing origins. This men's Gamma Softshell Jacket sets the pace to your street fits. Arc'teryx has stamped their signature logo to the chest along with zip pockets to stash everything you need. The water-resistant, breathable and durable Fortius 2.0 fabric stands up to the test - every time. Featuring taped seams, shaped cuffs and an adjustable hem, it's finished with the StormHood. Machine washable. Our model wears a size M. Material: Main: 84% Nylon/16% Elastane. Lining: 100% Recycled Polyester.