Fabric Name Nylon/Nylon Main fabric composition polyester (polyester) Suitable SeasonSummer,Winter,Spring,Fall Thickness Tolerance range 1-3cm,95*23cm(L*W),fit waist 70-94cm,fit weight 45-70kg. With or without keel yes Whether there is a row of buttons or not Color black Size Postpartum recovery essentials help to get back in shape after giving birth. It also instantly makes you look slimmer, increases your confidence and helps you feel better after having a baby. Polyester Fastening method: Hook and loop Postpartum girdle for natural birth and cesarean section. Elastic hollow mesh design, fit and breathable, universal for all seasons, not stuffy, comfortable to wear. Made of high quality fabric, very comfortable, lightweight and elastic, easy to clean.