Daily Dental. Dental ridges. Reduces plaque & tartar. For powerful chewers. Veterinarian recommended. Daily Dental: Unique ridge cleaning action; reduces plaque and tartar; discourages destructive chewing. Non-Edible: Bristles raised during chewing help clean teeth and control plaque & tartar. Small shavings (no larger than a grain of rice) should pass through. USA made. Satisfaction Guarantee: If dissatisfied return to Nylabone for replacement; please include sales receipt for refund. www.nylabone.com. Nontoxic. Central garden & pet. Production powered in part by sustainable solar energy. Join Club Nylabone at www.nylabone.com! USA made.