Feature:1. Manufacturing Material: Made of high quality plastic, stainless steel and foam materials, it is strong and durable, not easy to damage, which undoubtedly extends its service life.2. Equipped with Spring: Equipped with high quality spring, simple operation, easy to use, and easy to carry out.3. Easier to Open Pore: The opening pore is provided with 3 grooves, which is easier to open pore, effortless and time saving.4. Equipped with 4 Foam Rods: Equipped with 4 foam rods, foam rods are suitable for 6mm or 0.2in holes.5. Easy to Use: Without any difficult requirements even though you use it for the first time.Specification:Item Type: Portable Carp Fishing Boilies RollerWeight: Approx.17g or 0.6ozMaterial: Plastic, Stainless Steel, FoamProduct Size: Approx.70 x 6mm or 2.8 x 0.2inSuitable Foam Rod Diameter: Approx.6mm or 0.2in.Package List:1 x Bait Tapper4 x Foam Stick