Produced using 100% organic cotton. Since the wool does not contain fluff, it is suitable even from newborns for the use of allergic babies. It is one size and standard. You can use it from newborn to 3-4 years old, its structure is elastic. With its soft texture and modern design, it will not only be one of the most useful parts of your baby shopping, but also a great gift option. Since you can combine other Baboo products with colors, we recommend you below. Don't forget to check out our other products. You can wash it by hand at 30 degrees or in the washing machine on the delicate wash program.