Our Venture set includes 4 hair + wristbands that put you in the mood to get out and experience the great outdoors. With a stylish fusion of earthy and navy tones including brown leather, makes this set suitable for everyone! 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.