I have this hydration pack. I have used the same one twice at hangout fest. My son’s has made it through two hangout festivals and slossfest. For the price we have gotten out money’s worth KUYOU Hydration Pack Water Rucksack Backpack Bladder Bag Cycling Bicycle Bike/Hiking Climbing Pouch + 2L Hydration Bladder,(Black+Water Pouch) https://www.amazon.com/dp/B01C5O9T50/ref=cm_sw_r_cp_api_i_JvsRCbFBNS57Y

I don’t think so...I email them a photo of my camelback and they replied that it’s exactly what they are looking for.

KUYOU Hydration Pack Water Rucksack Backpack Bladder Bag Cycling Bicycle Bike/Hiking Climbing Pouch + 2L Hydration Bladder,(Black+Water Pouch) https://www.amazon.com/dp/B01C5O9T50/ref=cm_sw_r_cp_api_i_-Kw.AbBJPXADY