Atomic BCT Mountaineering SQS is a top foldable ski touring pole for endurance tourers. It's made from high-grade aluminum that's very light but with high tensile strength. It's constructed just like a probe " 5 pieces connected through a string inside " so all you have to do is press a button and it folds down to 40cm in seconds " easy to pack away. You can also adjust the pole's length to match the gradient of your climb. It features SQS, Atomic's Safety Quick Release System that instantly releases your strap under tension to prevent injuries. The perfect complement to any top-notch endurance touring set-up.