The CamelBak Crux™ Replacement Tube is the quick fix when your hydration system needs fresh life without replacing the whole reservoir. It matches Crux™ reservoirs and increases water flow compared with previous CamelBak tube designs. The larger diameter tubing provides 20% more water per sip, helping reduce effort when drinking on the move. Pair it with the Crux™ reservoir on/off valve, sold separately, and note that it is not compatible with older Antidote® or OMEGA® reservoirs. Key Features Water Flow: 20% more water per sip Material: 100% PP Copolymers Tube Design: Larger diameter tube increases water flow compared with previous CamelBak tubes. Compatibility: Compatible with Crux™ reservoirs; not compatible with older Antidote® or OMEGA® reservoirs. Pair with the Crux™ reservoir on/off valve (sold separately).