Features: Wound closure without needles. No skin puncturing and associated pain. A simple, secure way for a consumer to close minor cuts and minor lacerations at home in an emergency. Ability to adjust and customize the tension across the length of the wound so users can precisely control how they close the wound. Acts as a scaffold or cage around the wound, isolating and protecting the wound from user movement that can pull on the wound and disrupt healing. Provides better wound protection than butterfly bandages and bandages. Made of colloidal pressure-sensitive adhesive, it is absolutely waterproof and keeps dry. How to use: Hold lock in place and pull strap to tension. Repeat for each strap. Do not over-tighten. If the device is overtightened, remove and replace it with another device. Cut each strap as short as possible by lifting loop and cutting close to lock housing. Specification: Material: colloidal pressure-sensitive adhesive glue Size: 7x6cmL*W Internal mouth: 1cm Color: clear Package List: Choice 1: 2pcs x Zipper Band-Aid Choice 2: 4pcs x Zipper Band-Aid Choice 3: 12pcs x Zipper Band-Aid