Catit Senses 2.0 Scratcher Fully renewable scratcher part that minimizes waste - Refill available, Senses 2.0 Cardboard Backbone set Features stable base compatible with the Senses 2.0 products Flip, rotate and restack the cardboard discs to create different scratching set-ups Each disc can be repositioned or individually replaced to prevent cardboard leftovers Activate your cats senses with the new Senses 2.0! This product activates TOUCH