Description: Made of silicone material, durable and lightweight. Large bore and smooth inner, that will make hook link to go through easily. Convenient to fish when attached to the fishing rod. Prevents rigs tangling, slides over quick change swivels. Very useful terminal tackle for making various carp rigs. Specification: Material:Silicone Size: Approx.35 x 19 x 5mm / 1.38 x 0.75 x 0.2inch Package Includes: 20 Pieces Fishing Back Lead Clips