Slim Design: Thin wall crimp sleeves minimize bulk in your fishing leader system, ideal for finesse fishing and species sensitive to fishing wire leader visibility. CHOOSE THE BEST FISHING CRIMP SLEEVE SIZE: When determining fishing crimps sleeve size, choose a size with an inside diameter slightly larger than the wire/fishing line diameter you are crimping. Flexibility: The thin wall design may offer more flexibility, allowing the wire leaders for fishing to move more naturally in the water and when targeting finicky big game fish. Lighter Weight: Due to their thinner construction, these crimp sleeves may weigh less than their regular counterparts. This can be important when considering the overall weight of the tackle. Brand Reputation: AFW has is a reliable brand in the fishing tackle industry. Anglers often choose products from well-known and trusted brands for the assurance of quality and performance.