Description of Black Diamond Speed 40L Pack All-purpose, spartan rucksacks for mountain use, the top-loading Speed 40 is a perfect choice for all-day missions in the Rockies, Sierras or White Mountains. The Speed 40, designed with a deluxe V-Lite suspension, can be pared down for light-and-fast summit pushes by removing the pack’s top pocket and padded hip belt. It's built with water-shedding 210d nylon (plus 400d on high-abrasion areas), has dual ice axe attachments, crampon patches, is hydration compatible, and comes in multiple torso lengths. Barebones, assault-style pack for traveling at light speed. Features: eight: 1.1 kg (2 lb 8 oz) Stripped weight: 690 g (1 lb 8 oz) Volume: 40 L (2441 cu in) Torso sizes: S/M 41–48 cm (16–19 in) M/L 47–55 cm (18.5–21.5 in)