Fits ALL cat tree perches except the lower perch of the Uni and the Ivy ( it fits the top three perches of the Ivy ).

Design	Flower bed with 5x cushioned petals for ultimate support and comfort
Includes	1x Flower bed, 1x Pom-Pom Ball Toy, Hardware
Cat Size	Suitable for cats weighing up to 25LBs
Dimensions	Flower Diameter ~ 19.5 inches
Assembly	EASY 2 minute installation: unscrew previous perch and screw on new flower perch
Care	Wipe with damp cloth, vacuum with brush vacuum, remove stains with dry foam cleaner or spot clean with water. Do not use liquid detergents.