This small handlebar bag has enough room for your smart phone and a couple other small items.  It's cylindrical in shape.  It has a reflective strip over the zipper. The rigid liner prevents sagging.

Imported

Sizing Notes

Volume 120 cubic inches
Dimensions: 8 inches long, 4.5 inches diameter

Manufacturer Bio

The Banjo Brothers, Eric and Mike (they are not actually brothers), develop great bicycle accessories in Minneapolis.