4 plastic parts that fit the overflow hole size. - Quantity: 4 pieces - Suitable overflow hole size: 22-24mm / 0.87-0.94 inches - Outer diameter: Φ30.6mm / 1.2 inches - Inner diameter: 25.1mm / 0.99 inches - Height: 14.3mm / 0.56 inches Thank you for viewing. ♡ Unused, but opened for inspection ♡ First come, first served for only one item ♡ Please understand that this item is stored at home and will be shipped in simple packaging. ♡ Free shipping! ※ To reduce the price as much as possible, we may ship the item without the box due to shipping costs. ♡ Anonymous shipping is OK(^^) → Items shipped by regular mail cannot be shipped anonymously, so please comment. ♡ Welcome to bulk purchases(^^) Feel free to comment! ♡ Purchase without comment: OK ♡ Immediate purchase/midnight silent purchase: OK #Yuppi's products (16-72 689)