Glows in the dark!  This AUTISM medical alert wristband comes in infant, child, youth, and adult sizes. Glow in the dark feature makes it easily visible, even at night! Double layered silicone etched with easy to read information that says AUTISM, May not respond, May be unaware of danger, May resist help. Can be worn on wrist, ankle or attached to zipper or beltloop. There is some stretch to get it over the foot or hand. In each order  Available sizes: 5.5 inch, a 6.5 inch, a 7.5 inch, and 8.5 inch band.  Attach a key ring loop (not included) and create a zipper pull for backpacks, jackets, or belt loops. Use a larger size for the ankle!