Quantity: set (winch + steel wire (150 feet) Packing size: 28*20*5cm, Weight: about 545g (PE ziplock bag) Stainless Steel Material: Our inground pool cover cable winches are made of durable metal and will not rust. The cable consists of 6 coils of steel wire and the outer layer is coated with hot melt adhesive to make the cable stronger. No matter the pool cover winch or cable, it wont rust from rain or snow and has a long service life. Range of use: 150 feet cable (about 45 meters ) long with sturdy winch, suitable for a variety of round, oval and rectangular pools. For above ground pool winter cover cables only. HOW TO USE A POOL COVER: This winter pool cover cable and winch kit is used to secure the winter cover in place on top of the pool. There is a cable that you can thread through the grommet on the cover and then thread the ends of the cable through the winch. Pull the cable all the way around the pool, then wind and tighten the cable. Save your strength and time: The winch features a butterfly crank, this smooth design makes it better and easier to tighten than ordinary winches . This cable and winch will be a great companion for your pool cover. Practical Performance: Our winter winch is a good helper to hold the cables well, thus protecting your pool from dust or debris, preventing the cover from falling. be affected by strong winds, allowing you to enjoy swimming at any time.