This Sojourner Hydration Pack Backpack is perfect for those who are going to festivals and raves. It will need a 2l water bladder, so you don't have to worry about staying hydrated. The holographic blue color is eye-catching and the backpack is one size fits all, making it easy to carry around. The backpack is specifically designed for backpacking and hiking, so it's durable enough to withstand any outdoor activity. The brand is SoJourner Bags, a trusted name in the industry. Get ready for your next adventure with this amazing backpack!