Guardman Black Key Knife Keychain Self Defense, Valentines Gifts for Him STOCKING STUFFER KEY KNIFE: This Key Knife is made from stainless steel for extra strength. Stocking stuffers for him. KEYCHAIN BLADE MEASURMENTS: When closed the key measures 2.6 x 0.5cm Thick. Blade measures 2. ORDINARY KEY DISGUISE: When folded this key knife looks like an ordinary key EVERY DAY USES: This key chain is extremely handy, it can be used for box cutting or camping, fishing, hiking CHRISTMAS GIFTS FOR HIM:The perfect fathers day gifts are hard to find. Our items make the best boyfriend gifts. Also makes a great present, Valentine's gift, Christmas present, Father's Day present, graduation present, anniversary present or just because! Dad gifts from daughter are especially treasured, give dad something he will love!