The SPI H2O® Companion water bottle is an easy hydration solution for running, hiking, or just being out and about. The Companion’s ergonomic shape is designed to contour to your body, and easily clips onto any SPIbelt. Its 8oz size holds the perfect amount of water for any quick-reach occasion making it an ideal add-on accessory for your active lifestyle. 8 oz. (237 ml) BPA-free bottle Bounce-free Clips onto any SPIbelt® Contours to the body Pull top cap Dishwasher safe on the top rack Looking for more water for longer runs, marathons, or trail running? Try our Distance Pro.