The one jacket we take everywhere—the Microlight™ packs into a tiny package, offers substantial weather resistance, and is an unbeatable value. Key Features of the Sierra Designs Microlight Shell Jacket: Adjustable Hood 2 Zippered Hand Pockets Elastic Cuffs Internal Hem Adjustment Includes Stuff SackCenter Back Length 27.25" (L) Weight 8.5 oz.Microlight 800 WP 100% Polyester, Embossed Diamond, 75D, 3.04 oz/yd² (103 g/m²)