Crux‚ Replacement Tube Size:One Size Our Patent Pending AirBarrier pouch

Our Patent Pending AirBarrier pouch keeps more air out for more reliable heat - up to 10 hours each

Protectiveness and strength are boosted by the Coropan TQ active-stabilizer and reduces the number of chemicals used for a gentler effect on your skin

climbing and stuffing s'mores in your face

Dream books—and precious gifts—for trail lovers everywhere

like Indestructawool technology for enhanced durability

Crux‚ Replacement Tube Size:One Size Our Patent Pending AirBarrier pouchThe CamelBak Crux replacement tube has larger diameter and offers more water per sip than previous tubes. Pair with the Crux reservoir on off valve (sold separately) for 20% more water flow per sip.