The Halo Rainforest Adjustable Training Top are sure to keep you smiling through the day, whilst wearing this bikini. Made to support you in and out of the water, quick drying fabric and adjustable straps to make it the perfect fit for you. This is your must have bikini for those sunny outdoor training sessions, wear down your local pool or to just chill out in your garden. Size Guide: Extra Small Small Medium Large Bust: 30-32" 33-35" 36-37" 38-40"Chest: Measure under arms around the fullest part of the bust. Be sure to keep tape level across back and comfortably loose.