The Frost Cutlery Slipjoint Bone Handle 1 Blade pocketknife is a collectible modern folding knife with a stainless steel blade and a brown, cream, or silver handle. This ambidextrous knife has a manual opening mechanism and a slipjoint lock type. With a blade length under 2.75 inches and a Wharncliffe blade type is unique and original piece for collectors of knife.