Top (measured in inches)
<br />armpit to armpit- xs-20', s-21', m-22.5', L-23.5', XL-24', 1X-24.5', 2X-26', 3X-28', 4X-29' 
<br />Items without tie-back: 
<br />White, Red, Pink, Blue- All Sizes
<br />Items WITH tie-back: 
<br />Green, Green & Blue- Sizes XS-XL