I got the Béis Sport Sling in Olive—the brand's newest ... Unlike the Béis bag, the Calpak Water Bottle Holder doesn't have multiple zippered compartments or space in general.

How do I know? Well, I tested some myself, polled Cosmo editors for their expert recs, and combed through reviews to find the best water bottle sling bags and bring them straight to you.

There are also new bag styles, including the Crescent Catchall, Sport Tote, North to South Backpack, Magnetic Water Bottle Sling ... includes a detachable card holder and the other is great ...

YETI just revealed its newest drop — three Cayo backpacks that are going sell out as fast as their sister style did. Here's ...

While not technically a sling or a holder, this purse attachment ... this eco-conscious bag will keep your hiking supplies safe, and your water bottle easy to access. If you’re more of a runner ...

As you can imagine, this can sometimes limit my everyday bag options. So, when I saw that TikTok was buzzing over the Béis Sport Sling and the Calpak Water Bottle Holder, I knew there was only ...