A pet dinosaur is somewhat dangerous, not to mention impossible, but this Chad Valley 3ft Inflatable Triceratops is a great substitute. It doesn't require house training or feeding and is unlikely to damage your home, Rrrraaaar! Realistic Triceratops Design. Constant air flow system. Repair kit. Folds flat for storage. Size inflated H70, W170, D60cm. Weight 1080g. Made of PVC. For ages 3 years and over. WARNING(S): Not suitable for children under 3 years old. Only for domestic use. To be used under the direct supervision of an adult.