Description Meet the Spyderco ButtonUp CF PE Folding Knife, a groundbreaking design by Eric Glesser. This manual-opening button-lock folder features a high-strength button-lock mechanism paired with ball bearing pivot washers for exceptional smoothness and ease of use. The modified clip point blade, made from 8Cr13MoV stainless steel, showcases a full-flat grind for superior edge geometry and strength. Housed in a lightweight, easy-to-clean carbon fiber and G-10 laminate handle, the ButtonUp is reinforced with stainless steel microliners for added durability. With its reversible hourglass clip for versatile carry options and a lined lanyard tube for fob attachment, the Spyderco ButtonUp is the perfect companion for outdoor adventures or everyday carry.