The Suction Cup could adsorb on any smooth surface, especially on glass material with water on. Multi-rotate Aluminum coil holders, avoid line twist. Spring-loaded tension ensures even spooling. Easy to remove and install. Compact and lightweight. Great fishing gift for fishermen. Fishing Line Winder Spooler [Good Suction] The suction cup could absorb on any smooth surface. Just wet the bottom first a little for a good hold. [Premium Materials] This fishing reel spooler is made of high quality material, which is very durable and stable. [Adjustable] With fastening springs, adjustable clamping force size, control line tightness. [Portable to Carry] Lightweight and compact, easy to install and remove. Product Description 1. Fully adjustable 2. Line tensioner control 3. Adjustble spool width control 4. Multi rotate spool holder avoids line twist 5. With fastening springs, adjustable clamping force size, control line tightness 6. The suction cup could adsorb on any smooth surface. (TIPS: Wet the cup bottom or flat surface a little first for better hold.) 7. Material: mainly aluminum alloy 8. Weight: 4.3oz Easy to Use Vacuum suction cup for any flat, smooth surfaces. Take it down firmly and make good use of trigger on cup to make the spooler sucking tightly (TIPS: Wet the cup bottom or flat surface a little first for better hold). Premium Material JSHANMEI makes this fishing line winder of the high-quality aluminum alloy and rubber. This material makes the spooler light in weight and durable, compact to carry around as well. Fully Adjustable The line spooler features the fastened spring-loaded spool holder that could hold your line reel effectively. It has the fully-adjustable clamping force that controls the tightness of your line. Easy Installation Click Here to Purchase Click Here to Purchase Click Here to Purchase Click Here to Purchase Click Here to Purchase Click Here to Purchase Add to Cart Buying Options Add to Cart Buying Options Buying Options Buying Options Customer Reviews 4.2 out of 5 stars 153 5.0 out of 5 stars 3 4.4 out of 5 stars 101 5.0 out of 5 stars 2 3.8 out of 5 stars 28 4.1 out of 5 stars 36 Price $19.99$19.99 — no data $12.99$12.99 — no data — no data — no data