Our Dream set includes five bracelets that doubles as hair ties in soothing neutral and blue tones with just a hint of shimmery silver. Everything about this set says breathe deep and dream big! Medium is the size of a normal hair tie band. It fits wrists between 5-6.4" around. Small is better for younger girls and small teens. It fits wrists under 5" around. Large is sized for wrists 6.5-7.5" Please allow 5-8 business days for shipping.