Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Crux‚ Insulated Tube by CamelBak $20.00 Grey / One Size - $20.00 Grey Color Chevron down icon One Size Size Chevron down icon Availability: Translation missing: en.general.icons.icon_check_circle icon Only 1 left! 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Looking for Local Pick-up? Choose a store below. Product Locator by Locally Notify me when back in stock Email address Email me when available The CamelBak Crux‚ insulated tube offers 20% more water per sip than previous tubes. Its insulated thermal sleeve helps prevent freezing in cold weather and helps keep your water cool in warm weather.