Pink Holographic Hydration Pack | Festival Hydropack For 。Iridescent holographic backpack with a glossy pink finish is eye catching and great for those trail hikes. This hydration pack is designed for comfort, the hydration pack is ultra-light, streamlined, and easy to adjust. Fully adjustable shoulder/chest straps make sure it doesn\'t bounce when you move. It also includes a 2 Liter (0.5 Gallon) PVC & BPA FREE bladder made from food grade approved materials. It is leak proof and easily removable via the main pocket. Oversized 2-inch wide screw cap allows ice for an even cooler drink & makes cleaning easy.