The Giant Pour Fast Dual Flow water bottle comes in 600cc or 750cc models to keep you hydrated on your next race, commute or fitness ride. Constructed from durable dual thickness (100% BPA free) plastic, the Pour Fast performs every time. Giants water bottle uses a large screw top opening for easy filling and mixing, while the unique Dual Flow valve allows for a fast intake of fluids. Key Features: Material: Dual thickness 100% BPA-free plasticValve: DualFlowSize: 600cc or 750ccFilling: Large screw topFeatures: Cup shape design