If you're a biker and you have a large Hydro Flask, Klean Kanteen, or Nalgene, no doubt you have had problems with keeping your bottle with you while on the go. If so, you should check out or newly-stocked LiterCages!
It's a lot more convenient than packing up a full hydration pack that are a pain to clean out. And they're designed specifically to fit all the same bottles that BottlePro is made for, so it'll be a perfect solution to your hydration problems! So just fill up your bottle, put it in the LiterCage, and you're good to go!