1Wide Compatibility: Our replacement pool cleaner hose cone adapter valve cuff can be compatible for Zodiac W70263 W63900, for Pentair K121110. 2Silicone Material: The hose cone is made of silicone material, reusable, stable, not easy to break, durable, and designed for long term use. 3A Useful Tool: The hose cone adapter valve cuff is a useful and practical tool, which is designed to hold the hose to the skimmer, bringing much convenience to you. 4Easy Installation: These pool cleaner valve cuff is simple to install and can directly replace old or damaged parts, fulfilling all your needs. 5Application: The accessory is widely applicable, usable in swimming pools, SPA centers and more. With exquisite workmanship, the accessory ensures the practical use in pools with peace of mind.