Small Seat
15 < 19.5 inches
Medium + Large Seat
19.5 < inches
Small Caddystrap fits best fits
Medium Caddystrap does not fit fits best


* Small size AVAILABLE NOW * . Small currently sold exclusively on due to limited stock.  Contact us for any sizing concerns. 


  1. Place helmet in the desired/optimal place on the seat. take note of the chin strap and their locations
  2. Remove the helmet and measure the circumference of the noted location
  3. Refer to size chart

Disclaimer: Caddystrap™ not to be used as an extension for chinstrap, do not overstretch, overstretching will compromise the integrity of Caddystrap, keep away from exhaust, do not store heavy items inside helmet when in motion, ensure Caddystrap is correctly placed (in front of rear anchor/ connection point of seat), do not use if any noticeable wear and tear or defect is visible.