1Sleeveless design, with 2 buttons that can adjust length, reinforced buckle for more durable use. 2Suitable for different occasion wearing, such as everyday clothes, birthday parties, holidays and photography. 3Easy cleaning and washing, machine washable and can be washed by hand, please air dry after washing. 4High quality cotton material manufacturing, soft and comfortable as well as skinfriendly for baby's skin. 5There are 5 different sizes available, you can choose according to your demands.