This Rack Is Designed To Fit Color Brands Such As Koleston Perfect, Color Touch, Illumina, Color Perfect. The Color Cube Rack Includes 5 Columns That Are Detachable, Allowing For The Attachment Of More Or Less Columns To Custom Fit Your Space. The Color Cube Comes Equipped With A Rear Hanging Holes For Easy Wall Mounting And Holds Up To 25 Tubes Of Color. Only One Color Cube Bracket Is Needed Per 5 Column Color Cube.