EXPLORE- Jungle neutral inspired colors with a splash of pink K'lani hair tie bracelets. Cute enough for your wrist, Strong enough for your hair. Each unit includes 5 color coordinated bracelets Medium is the size of a normal hair tie band. It will fit wrists between 5-6.4".  Small is better for young girls and small teens.  It fits wrists that are under 5".   Large is for wrists over 6.5". Please allow 3-5 business days for shipping.