Wenxuan Pineapple Dog Chew Toys The Wenxuan Pineapple Dog Chew Toys ($13-$19) come in four sizes and can be filled with treats or left empty. The rubber material is tough and easy to clean, which makes it perfect for outdoor play. Image Source: amazon.com Wenxuan Pineapple Dog Chew Toys $13 from amazon.com Buy Now