Spunky Pup Natural Rubber Hydrant Large. Textured to promote healthy teeth and gums. Fill with healthy treats. Features: – Constructed with the most rugged grade AA supplementary double walled Natural Rubber from Hevea Brasiliensis trees. – Helps with calming and anxiety – For extreme chewers – Contains NO: pvc/ vinyl , phthalates , leads, petroleum and heavy metals – Greater wall thickness than comparable brands’ toys. Dimensions: 5" x 3.5".