This product, known as Knitted Stretch Newborn Summer Rompers, features a regular sleeve style and short sleeve length, making it perfect for the Spring-Summer-Autumn season. It is made of 95% cotton and 5% spandex, ensuring a comfortable fit for your baby. The rompers have a solid color pattern and come from Mainland China, specifically Zhejiang. These ribbed baby rompers come in unisex design and are suitable for babies aged 0-2 years, with size options that fit true to size. Features such as the o-neck collar and covered button closure add to the practicality of this romper.