evo.com | Mammut Ski Snowboard Backpacks > With its sleek, compact design the Mammut Nirvana 25L Backpack makes a great companion for day tours or lift served skiing. Mammut's experience in making the best packs in the business shows in the fit and carrying comfort of the Nirvana line, and this is one of the best. Front Pocket for Avalanche Safety Equipment Main Fabric Recycled 300D Polyester 23 cm (L) x 53 cm (H) x 29 cm (W) CONTACT U-Frame(TM) Diagonal Ski Attachment | Mammut 25L Backpack 2023 in Green