Worn 3x by my 10 year old in 2024-25, in great condition as a comfortable racing suit that is 12 and under compliant. The slightest amount of pilling in one area as shown. Manufacturer's sizing chart here: https://us.speedo.com/women-s-aquablade-recordbreaker-one-piece-black/13234077.html SPEEDO Girls Aquablade Recordbreaker: A go-to competition suit you can always count on for great comfort, fit, and performance. Stripes create channeling effect to streamline water away from the body. Unique Aquablade fabric offers lower drag co-efficient and is slicker than skin. Sleek, streamlined, and built to last; this is a must-have basic you'll reach for again and again. Durable, chlorine-resistant fabric. FINA approved style.