Black Diamond, Diamir Ski Leash All Cross Country Skiing >>> Cross Country Skiing by Black Diamond More details and ordering info. Ski leashes keep your skis from getting away from you in the event that your boot happens to become (for whatever reason of grace, skill, and or triple salchow) disassociated with your ski. User input on Diamir Ski Leash by Black Diamond: Be the first to submit input on this product Submit Input: Your Name: Write or Paste Input here: Upload picture:      Review Guidelines