The Natural Rubber Evergreen Tree Reward Dog Toy is crafted from durable and flexible natural rubber, providing a stimulating mental and physical playtime for your furry friend. Your pup can lick and nudge the toy to their heart's content while being rewarded with treats that shake out as they play. The outer grooves of the toy can hold their favorite spreadable, while the top treat port is perfect for their favorite stick treats. This toy is perfect for dogs who enjoy a fun challenge and can easily be cleaned in the dishwasher's top rack after use.