A practical

Ultralight: Advanced fabrics and a tapered design make this the lightest 3-season backpacking air mattresses available

Kahtoola invented the LeafSpring® Flex Bar to solve this problem by combining multiple layers of thin hardened stainless steel in a novel way that reduces stress and provides an even flex that will last a lifetime

7 to 11 mm

Black Diamond ATC Guide Color:Green A practicalBlack Diamond's most versatile belay rappel device thanks to its smooth and grooved sides, plus a "guide mode" for bringing up one or two seconding climbers with ease and control. Multiple friction modes for belay and rappel Guide mode works with one or two climbers ascending and descending Dependable and smooth operation in all conditions handling ropes from 7. 7 to 11 mm