Mini portable utility knives with a thumb-slide blade, spring-loaded to auto retract for safety. Card slot front, use the blade pushed to the card slot can be fixed. The little box cutter blade is hanging hole design, can hang on your keychain! Cute and light-weight, Portable mini size, fits in your pocket easily. Candy color is nice for students and artist. The cutter tool can be used for boxes, coupons, letters, packages, envelope, food bags, plastic bag, wrapping tape, even to cut up large boxes. Ideal for office, work, home, kitchen, fridge ect.