Stop Watch 6 Function Digital Split Timing Mobility Products 5 volt battery (not included) Instrument and Solution Stands 5 volt battery (not included) and comfortable toe finish * Contains microfiber yarns which wick away moisture to help keep feet cool dry and comfortable * Special formula helps prevent odors * Knee high: All day comfort band keeps socks up without binding or pinching * Thigh high: Silicone dot band provides convenience without garters or adhesives * A special finish makes the socks soft comfortable and easy to put on * Easy to care for machine washable * Looks Six function digital stopwatch with large easy to see and read numbers