Stay hydrated on your runs with the Runners Water Bottle made from high-quality, virgin plastic in a convenient 300ml size. Designed by Ultimate Performance, this bottle is a must-have for all runners. Keep going strong with every sip. The Runner’s Bottle is an ideal, lightweight handheld flask designed to keep you hydrated throughout your run. Each bottle has finger grip indentation for added comfort and ease of use. BPA Free. Virgin Plastic. BPA free flexible food grade LDPE Plastic. Ergonomic Shape. Soft Spout Caps. Ideal for Running, Hiking, Outdoor Sports, and Marathons.