Your Camelback should fit you fine if you can figure out how to adjust the straps. Examine all the buckles carefully and if you can't figure it out take it to any camping or cycling store and ask the clerk.
WARNING & DISCLAIMER:
SELECT AND USE OUTDOORS AND SURVIVAL EQUIPMENT, SUPPLIES AND TECHNIQUES AT YOUR OWN RISK. Information posted
on this forum is not reviewed for accuracy and may not be reliable, use at your own risk. Please
review the full WARNING & DISCLAIMER about information on this
site.