The 38mm winter swimming pool antifreeze stainless steel plug is an essential tool for protecting your pool during the colder months. Designed to fit snugly into pool pipes, this plug prevents water from entering and freezing, which can cause damage. Its stainless steel construction ensures durability, making it a reliable choice for long-term use. Features -Color:Black -Material:Rubber -Size:4.00X3.80X3.80cm/1.57X1.49X1.49in -Easy installation and removal: the pool antifreeze plug is designed for easy installation and removal, allowing users to conveniently place it at the pool bottom or sidewall and remove it effortlessly when needed -Winter pool protection: specifically designed for winter pool pipes, this plug prevents freezing, ensuring the longevity and functionality of your pool's plumbing system -Standard 38 mm size: with a standard 38 mm size, this plug fits most pool pipes, making it easy to install and remove without any hassle -Prevents blockage: by preventing blockage, this plug protects your pool facilities, ensuring smooth operation and reducing maintenance needs -Wide applicability: suitable for various types of pools, including residential, public, and , this antifreeze plug offers broad applicability and reliable protection Package list: 4 x pool antifreeze plug