This dog life vest is made from upgraded ripstop, waterproof Oxford & Nylon fabric and breathable mesh. Breathable mesh lining of the underbelly can quickly dry and drain, and also added warmth for the dog in cold water. Extra built-in flotation layers offers great buoyancy they need while moving freely in the water. It's perfect for all dogs, whatever active dogs, beginners dogs, older dogs or disabled dogs, it can help your pet dive into the fun in any water adventures.