It’s made of 35 gsm SMS material. FDA certification. It is very suitable for nurses and patients in hospitals. The quality of disposable patient Tops & Pants is made of high-quality SMS materials. Two pockets are designed for easy loading. The trousers are designed with drawstring, which is very easy to wear. The high-quality fabrics are very breathable and not stuffy. Therefore, it is very suitable for labs or hospitals.Have 6 sizes:S,M,L,XL,XXL,XXXL.