Product color: As shown in the figure Product material:PU product features: 3 sizes of pool plugs: You can choose any size (please note: please refer to the picture for product size). 3 sizes of pool skimmer plugs, 1 inch, 1.5 inch and 2 inch, with different sizes to meet your daily use and replacement needs High-quality performance: This pool backflow plug is made of high-quality rubber material, which is sturdy and Sturdy, cold-resistant and not easy to slip, and can also be used normally outdoors in winter. The wing nut is made of steel, not easy to rust and can be reused. Wide range of uses: This winter pool plug is very suitable for pool filtration or antifreeze, and can be used as a pipe plug, sink plug, skimmer plug, pool backflow pipe plug and cleaning pool plug to prevent water from entering and exiting the pipe, and can also block the pressure line of the underground swimming pool to detect the blockage of the water outlet during leaks and equipment maintenance. Applicable occasions: The pool antifreeze plug is widely used and very practical and convenient. It is not only suitable for ABOVE ground and underground pools, but also can be used as a sink plug in the kitchen, bathroom, laundry room, etc. Please note that please confirm the size before use. How to use: This rubber pool plug can your pool pipes in the cold winter and prevent the water in the pipes from freezing. After draining the pool, insert the pool plug directly into the return and drain ports and turn the wing nut to secure the plug so it won't slip out. Precautions: 1. As we know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can contact us at any time. We will give you some suggestions, but for your reference only. Shipment includes: 1/3 pc Swimming pool drain plug