Same great quality construction as our hand and forearm weights, leg weights provide proprioceptive input for those with diminished sensory processing. Designed to allow maximum lower leg flexibility and mobility it will help increase kinesthetic awareness during gross motor, helping to improve body awareness, motor planning and overall coordination. Size determined by measurement taken from 2" above ankle bone to crease of the knee. *(Sorry this item does not qualify for free shipping. Shipping costs may be added to your total during processing)