Arm yourself with these highly-efficient Billfisher Mini Super Single Sleeves and ensure great results in your next fishing escapade. Made of premium quality copper metal, these accessories come with a black plating that makes them durable. Compatible with any high-quality fishing line, these super single sleeves are easy to use and don't require any special training. They are lightweight, easy to carry and are one of the useful fishing gear used by both experts and novices! Made of copper, these oval-shaped mini super single sleeves have a robust construction that adds strength to bear difficult marine conditions. It can be used with any fishing wire to get great results.