The Catit Senses 2.0 Scratcher has a fully renewable scratcher part that minimizes waste. Simply replace the individual scratching discs for an entirely new scratcher. The Catit Senses 2.0 Scratcher helps cats to satisfy their natural scratching instincts, steering clear of the home furniture. The Senses 2.0 Scratcher includes a durable scratcher top, body and broad stable base with 8 corrugated cardboard discs.