Carpal Control Relief for Carpal Tunnel Syndrome Sizes:CCLH – left hand, comes in packs of 7 for recommended 1 week protocol amber and red LED indicators amber and red LED indicators It utilizes 2" 3M™ Scotchlite™ reflective tape backed by orange or yellow trim creating the two tone effect in the form of one 360 deg horizontal and two vertical shoulder stripes The Carpal Control is USA FDA approved Carpal Control combines a patented gentle soft tissue reshaping mechanism during sleep with active use during the day — The result is an ideal rhythmic therapy for rapid relief from Carpal Tunnel Syndrome symptoms with no muscle atrophy or time away from work