Postpartum Support Girdle, Post-Pregnancy Support, Belly Band Spandex Nylon and Cotton Size - Fits widest part of mid-section- Inches - Small 24-26 / Medium 28 / Large 30-32 / XL 34-36 / 2X 38-40 / 3X 42-44 / 4X 46-48 Measure fullest part of mid-section for size Hook and Eye closure on crotch for adjustability and convenience Firm Compession Girdle - Guaranteed to bring you back to shape Double Zipper for easy on and off