Material: Made of high-quality materials, safe, harmless, odorless and non-irritating, and can be used for a long time. Packaging includes: 2 pieces of 250ML/8.45OZ Pet Water Bottle, blue and pink. Size: 18 * 5cm /7.08*1.96 inches (please see the picture for details). Advantages: Hamster Water Bottle adopts drip-proof design, which is not easy to overflow when drinking water, and helps to maintain the environmental hygiene of pets. Simple hook design, convenient installation, can save you more space. Widely used: Rabbit Water Bottles are suitable for small animals, such as chinchillas, hamsters, rabbits, guinea pigs, gerbils, chinchillas, squirrels, etc. (please align and tighten after filling with water to avoid water leakage).Widely used: Rabbit Water Bottles are suitable for small animals, such as chinchillas, hamsters, rabbits, guinea pigs, gerbils, chinchillas, squirrels, etc. (please align and tighten after filling with water to avoid water leakage). Advantages: Hamster Water Bottle adopts drip-proof design, which is not easy to overflow when drinking water, and helps to maintain the environmental hygiene of pets. Simple hook design, convenient installation, can save you more space. Size: 18 * 5cm /7.08*1.96 inches (please see the picture for details). Packaging includes: 2 pieces of 250ML/8.45OZ Pet Water Bottle, blue and pink. Material: Made of high-quality materials, safe, harmless, odorless and non-irritating, and can be used for a long time.