Material:cotton,and this is an adorable one-piece infant jumpsuit,a perfect festival costume, birthday present, or holiday gift Fabric is breathable and sweat-absorbent,and feeling is soft and comfortable,and this baby romper is durable, you can clean it by washing machine,very convenient Solid color,button design,new adorable one piece baby romper,can match with different occasions in daily life,such as party,birthday,photoes,shower gift,holidays and so on,it will be good choice for your kids This baby outfits is suitable for 0-6 months,6-12 months,12-18 months,18-24 months infant,and this baby boy clothes is elegant and pretty,can make your baby more cute and get more compliments;and this baby boy romper is also elastic,it is easy to put on and take off Package included: 1pcs baby boy romper