Treat venous ulcers and support the healing process using the McKesson Unna Boot. Made of soft cotton, it wraps easily around legs and is safe and gentle, even for those with sensitive skin. This McKesson Unna boot contains a zinc oxide paste that doesn't harden and that delivers direct healing and compression to ulcers. The moist substance in this white gauze bandage also shortens healing time. This gauze bandage roll comes in a vacuum-sealed pouch for ease of opening. The pouch also preserves moisture until the gauze is ready to use. This nonsterile Unna boot bandage is single-use and disposable, reducing the possibility of cross-contamination. - This McKesson Unna boot is made with soft cotton that wraps easily around the leg for comfort.. The material contains a non-hardening zinc oxide paste that applies compression therapy to venous ulcers.. This zinc oxide Unna boot keeps ulcers moist, helping them heal more quickly.. Each roll comes in an easy-to-open vacuum-sealed pouch to preserve moisture.. This nonsterile bandage is single-use and disposable, preventing cross-contamination.. 10.2 centimeters x 9.1 meters.