Pool accessory set: 2 pool winter plugs + 2 matching seals, allows you to winter your pool in no time at all. Note: the caps do not fit Intex pools with aeration nozzleWinter plug: winter plug for Intex pools up to and including diameter 457 cm, for Bestway pools for small pools with pump connection part inside with external threadQuick assembly: simply screw the winter plugs on the thread for the pump hoses and in seconds you have your pool protected from frost damageTight and safe: safe wintering is guaranteed with these winter plugs: frostproof and leakproof. Protect your pool from winter. With this simple solution, you can prevent severe damage from water in the pipes.Pool plug winter: with the practical winter closure set, you can safely bring your pool through the winter and can start bathing in spring without worry.