Keep your furry friend entertained and healthy with Woof All-Natural Collagen Sticks Dog Treats. These single ingredient treats provide a great alternative to rawhide, and they are rich in protein, low in fat, and healthy for your pup’s teeth. These chews are naturally rich in collagen for improved mobility, skin, coat, and digestive health, too. Made from free-range, grass-fed cattle sustainably sourced from ethically certified suppliers, they provide a long-lasting chewing experience your pup will love.