Been looking for a cheap hydration pack for jogging. BCF has the red for $20.00 but the other colours list for $49.99. Not sure if this is a temporary price drop for the red only.
Rays outdoors ebay store have blue for $15.00 however shipping $7.95.
http://www.ebay.com.au/itm/like/222188083326?lpid=107&chn=ps
It looks like a Cricket Protector.