Adjustable: Easily adjust the belly band pregnancy support to your growing baby bump for maximum comfort and support throughout pregnancy. SIZING: See our pregnancy belly support description below.Breathable: Stay cool and comfortable with the breathable fabric of the maternity support belt. This belly band for pregnancy is the perfect complement to your maternity clothes.64% Polyester, 15% Nylon, 21% ElastodieneHand Wash OnlyFastening: Hook & LoopDurable: The pregnant belly support belt features new reinforced hooks and loops fabric fasteners designed to last throughout your entire pregnancy and beyond.Size ,Lower Abdominal Circumference (cm)S 70-100CM 27.5-39.3 inchesM 80-110CM,31.4-43.3 inchesL 91-120CM,35.4-47.2 inchesXL 100-130CM,39.3-51.1inch2XL 110-140CM,43.3-55.1inch