The Catit Senses 2.0 Self Groomer provides your cat with a constant source of rubbing and grooming pleasure. Simply attach the brush to a surface at your cat's height and... you're done! Attaches to corners and flat surfaces (screws not included). The Senses 2.0 Self Groomer includes a durable brush with catnip compartment, a holder, adhesive strips and Canadian catnip herb. The Catit Senses 2.0 Self Groomer was designed to activate and stimulate your cat's unique senses.