Features: Protect your pool from winter's harsh freeze with our 6 Pack Rubber Winter Pool Plugs, designed to fit perfectly in return lines and skimmer ports of pools. Crafted from cold resistant rubber and equipped with stainless steel wing nut, these expansion plugs ensure a secure, rustresistant seal that lasts through the toughest weather conditions. Ideal for pool maintenance professional, home pool owners, and professional pool managers seeking reliable winterizing solution. Perfect for use during fall and winter season, these plugs prevent freezing and cracking in pool pipes, and they can also be used in sinks, tubs, and drains around the home. With a convenient handle for easy installation and removal, no additional tools are needed, making pool winterization easy. Specifications: Component:Stainless Steel Diameter 1: Approx.25mm/0.98inch Diameter 2: Approx.38mm/1.49inch Diameter 3: Approx.51mm/2.01inch Quantity: 6Pcs(Two for each of the three sizes.) Package Includes: 6Pcs Winter Pool Plugs note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color of the item.