Notice: There may be 1, waterproof material but if you are, its a little rain, waterproof, can prevent the Revel Wet Bag to add to you. 2, when you first time to use, please put it inside your bag a small amount of the product. Give your dog the 适应 Weight) and air dry. Increases the weight to the then 順々 incense burner. But its not too heavy to please take note. Bag left and right balance the weight of your bag.