Bum Bag Size:No Size underarm ventings and YKK®waterproof zippers

underarm ventings and YKK®waterproof zippers keep moisture out and the Coremax lining keeps you warm

From mountain trailheads to morning yoga practice

One large removable clear plastic pocket for liquids (TSA compliant)

When you can’t decide if versatility

Bum Bag Size:No Size underarm ventings and YKK®waterproof zippersIntroducing the Nils Bum Bagan emblem of style and practicality that caters to the modern explorer in you. Whether you're venturing through the urban jungle or embarking on a weekend escape, the Nils Bum Bag is your trusty companion for keeping essentials within arm's reach while elevating your fashion game. Crafted with meticulous attention to detail and using high quality materials, this versatile bag seamlessly blends functionality with a