Pear Chew Sticks and Branches are real sticks and branches from real pear trees. These are all natural; No Dyes. No Artificial Additives. No Chemicals. Pear sticks are widely recommended by veterinarians for promoting healthy teeth. Rabbits, Chinchillas, Guinea Pigs and other small chewing animals love the taste of the pear apple bark. Hand cut, trimmed and selected for the best quality. FarmerDave's ENHANCED CURING SYSTEM guarantees Maximum Hardness, NO Spoilage, and NO Bugs. FarmerDave's ENHANCED QUALITY CONTROL and TEST & MEASUREMENT PROCESSING guarantees the very Best Quality.