●Package includes 4 pieces of Black Electrophoresis Coating swivel snap hooks sized in 1"x3.19" ●Applications for the swivel hook trigger snap include pet leashes and collar, pet harness, purse straps, backpack straps, keychain, outdoor gear etc. ●Heavy duty with Black Electrophoresis Coating. Rectangle shape base. Spring-loaded triggers. ●360-degree rotation for easy clip, swivel flexible to prevent tangles. ●Durable and anti-rust design for long-lasting use.