Measurement: 13x8.5CM 4 colors available: Green, Blue, Pink , Grey The Cat Wall Corner Massage Comb can be easily mounted on either flat wall or corner surfaces with 4 screws (included) and 4 adhesive strips (included) It helps remove and collect loose hair easily and you don't annoy to clean the shed hair any more Made of Upgraded Version 3.0 SOFTER Plastic,safe and won't hurt your cat's skin.The brush can be disassembled easily for cleaning and installment