Petzl Core

Learn how to choose the correct climbing harness for the type of climbing you do, whether it's sport, trad, ice or alpine.

Learn how to choose carabiners for rock climbing, and the benefits of locking, nonlocking, wiregate, bent-gate and straight-gate carabiners.

Learn how to buy quickdraws. This article covers carabiner size, shape and gate, as well as sling length and how many quickdraws to have.

Our REI field testers pick their 8 favorite headlamps for running, camping, backpacking and more.

Send confidently—and comfortably—in our 7 favorite climbing harnesses.

Get the right helmet—and fit—to rock climb, ice climb or go mountaineering. Learn the difference between hardshells and shelled-foam models.