HyperGlow GREEN/GREEN LBS : Hyperglow is a new Glow type material that show the actual color during daylight AND GLOWS that color in darkness! Radius style LBS button made from the high performance glow in the dark acrylic composite product: "Hyper glow". These are charged by light and continue to visibly glow for hours. Fits all Strider knives and many other knives that take the 3/8" diameter "Hinderer Lockbar Stabilizer" button.