four-way stretch Power Luxtreme in the bra and lightweight Silverescent® fabric in the body wick sweat fabric(s): Power Luxtreme, Silverescent® properties: four-way stretch, moisture wicking, chafe resistant, breathable, lightweight shelf bra: yes support level: medium coverage: medium fit: loose length: hip *** -does not include removable cups which had the size. Please see photos for measurements. bottom of chest strap is 14.5 and stretches. Fits me and I'm a medium.