Bum Bag Mini is a downscaled version of Rains' signature Bum Bag. It's mini, yet big enough to fit daily essentials. Bum Bag Mini holds just about everything you need -- card, key and phone. It's designed for optimal functionality when on-the-move. The waterproof design features a single main compartment and coated zip closure for easy access. Bum Bag Mini is fixed to an adjustable webbing strap and fastens with a convenient quick-release buckle. The design is perfectly formed and can be…