Heavy Tension: Adjustable line heavy tension release, small size, easy to carry. Durable Quality: Made of ABS plastic material, durable and corrosion resistance. Practical Design:Streamlined design will not snag on weeds or foul lines. Have a pin in pad, line can not move out. Easy to Use:Easy one-hand tension release for use on any fishing line in seawater or freshwater. Wide Application:Great for downrigger, outrigger, boat, kite and planer boards fishing. Specification: Material: ABS Color: Red Length: Approx. 73mm / 2.9in Width: Approx. 20mm / 0.8in Height: Approx. 23mm / 0.9in Package List: 2 x Heavy Tension Snap Clips