Share now: Support us! GearJunkie may earn a small commission from affiliate links in this article. Learn more. Home » News » Hydro Flask Drops Limited-Edition ‘Giveback’ Collection Bottles to Help Fund Trails Hydrate with this Hydro Flask ‘gear for good.’ Hydro Flask’s Limited Edition Scenic Trail Collection doesn’t just feature colorful scenes from the Pacific Crest, Appalachian, and the Continental Divide trails — it also gives back to each trail. “Hydro Flask’s new limited-edition collection supports the stewardship of three legendary scenic trails,” the brand wrote. “We’ll donate $1 per bottle up to $65,000 to the Pacific Crest Trail Association, the Appalachian Trail Conservancy, and the Continental Divide Trail Coalition.”