Product Description Take your rock climbing training anywhere with these lightweight Metolius Nano Rings. They feature multiple edges that you can use to build strength or warm up before a climb. Metolius Nano Rings at REI.com Browse all REI.com deals $49.95 In Stock at REI.com Price verified 3d ago Buy Now at REI.com Secure checkout Easy returns or compare prices Amazon eBay Product Details Brand Metolius Size NONE MPN WOOD009 Climbing > Climbing Training > Climbing Holds Metolius