Guard Alaska ultra hot pepper spray has proven so effective repelling bears, it is the only one registered wit the EPA as a repellent for ALL SPECIES of bear! It is absolutely the most effectie and powerful bear defense spray availale today. It is environmentally safe! Does not contain flammable or ozone depleting substances. The formula is scientifically proven superior, and endorsed by the Alaska Science & Technology Foundation. 9 oz. Supersize. Range: Approximately 15-20 feet. Dimensions: 8.75" x 2". Nylon/Velcro holster pictured is optional.