Built from solid 304 stainless steel, these fishing swivels deliver durability and corrosion resistance for both freshwater and saltwater use. Durable stainless steel construction: made from 304 stainless steel to resist rust and wear during long fishing sessions in both freshwater and saltwater environments. Smooth rotation to prevent tangles: designed to rotate , reducing line twist and improving lure action and hookup potential. Three size options: available in sizes 1, 2, and 3 (3 mm, 4 mm, 5 mm) to fit different lures and weights and to match various fishing setups. Practical package contents: each pack contains 20 swivels, providing a ready supply for extended fishing trips without frequent restocking. Use scenarios Freshwater finesse and light tackle: pair size 1 with small soft plastics or spinnerbaits on light lines to prevent twist and maintain clean presentation. Saltwater trolling and medium lures: use size 2 or 3 with midsized jigs or spoons to keep lines from twisting during steady retrieves. Leader to lure connections or multisetup rigs: use swivels between main line and lure or between leader and lure to minimize twists and improve lure responsiveness in varied conditions.