A: Hi Ruby, Thank you for your question. These tops are available in one size only and we currently have at least a dozen in stock. It's sizing information is as follows: APPROXIMATE SIZING / MEASUREMENTS: S-XL U.S. Women's Standard Sizes 4 - 18 - Chest- 29 inches unstretched, 42 inches stretched; Ribcage- 27 inches unstretched, 40 inches stretched; Waist- 21 inches unstretched, 34 inches stretched. For future reference, details and sizing information for all of our products can be found in the Description box located below the photo on the product page. I hope this helps. Please do not hesitate to contact me if you have any further questions. Have a great day.