Every CORKCICLE purchase helps bring clean water to people in need through CORKCICLE’s partnership with charity : water. Keep your pockets light, your hands free and your style on point with Sling — the sleekest solution to tote your necessities in style. Sling was designed to securely hold your everyday essentials like your favorite CORKCICLE Canteen, cash, cards and keys. Big enough for your basics. Small enough to snag and go. (All Canteens sold separately.) Slick adjustable logo strap.