Slice 10514-CS Mini Cutter Auto-Retractable, Cuts Vinyl, Cardboard, Foam, Plastic Packaging Opener, Pack of 12 Slice safety blades' unique cutting edge might seem dull, but it cuts right through your material while keeping you safe! Slice blades are finger-friendly and safe to the touch. Other blades are dangerously sharp. Slice blades start at a safe and effective sharpness and stay there 11 times longer. Installed rounded-tip blade guards against punctures. Onboard magnet keeps this ambidextrous tool handy. Use easy, no-tool blade change mechanism to flip the blade over for a new edge, or to switch sides for left-handed use. Multi-use tool is perfect for packing tape, boxes, card stock, retail garment bags, clamshell packaging, flexible plasticshandles just about any packaging challenge. Ships with safety blade featuring rounded tip to guard against punctures. Pointed-tip blade sold separately. Blade retracts automatically when user releases slider.