For a quick change of lure and leader, you can choose just the right safety snap swivel from this 20 piece assortment. It is easy to find the swivel you are looking for through the transparent lid of this five compartment dial box. Made of solid brass, they have attached Sure-Lock safety snaps, swivels/rings/snaps, Danielson, several sizes of swivels for different line and rig combos. Comes in reusable dial box. Brass swivels. There's nothing like the fishing sport to calm your frazzled nerves or relax on a nice spring day.