One size fits most, adjustable back strap. Cotton/polyester, embroidered logos. Good barely worn condition. Because this item was previously worn/used/loved,   there may be minimal flaws that I missed at the time of listing. My closet has a variety of sizes, great accessories. Pick your favorites to BUNDLE. 💥Pay ONE shipping fee! 💥20% off TWO or more items! 💥Open to reasonable offers