The Arc’tyrex Bora AR is the ideal hard wearing backpack for advanced skiers and serious mountaineers. The Arc’tyrex AR has a Rotoguide hipbelt which pivots during use to allow full mobility for the alpinist moving on tougher terrain, accompanied with an adjustable torso to support the back and hips. The backpack is fully taped with water resistant pocketing and a water resistant removable lid which is particularly useful for keeping your valuables together in your tent or refuge hut. Undeniably, when Arc’tyrex envisioned a backpack that was dependable, hard wearing and supportive, the Bora AR met every alpinist’s expectation.