This hand-mount adapter allows the Zebra RS5100 ring scanner to be worn on the back of the hand and provides a convenient thumb trigger. It can be worn without or over work gloves. Other highlights: - The fabric can be washed after removing the hardware components - Hardware components can be removed and re-inserted in a different hand strap - Available in small, medium and large For the left hand Size: M Colour: Black Includes: Hand mount adapter assembly Compatible with: RS5100 Please note: Also available in L (blue) and S (white), and right/left-hand specific versions.