A small frame bag for carrying personal items, some tools and a light jacket.  Made in the US.

From Road Runner: "Perfect for daily use and long weekend trips. This bag is made to fit on most frames, most sizes, and up to two large water bottles on larger frames and one large water bottle on smaller frames. The Wedge is great for bike touring, bike packing, and any other type of more extended riding where more space is needed. 

• Cordura Brand Shell and Durable Nylon Liner
  
• YKK Water Resistant Zipper Tape and Slider
• Zipper Garage, Zipper Slider Pull Tabs
• Non-Drive Side Zipper Pocket
• Vinyl Backed/Durable Hook and Loop with Wings
• Mil-Spec Nylon Webbing
• Water Bladder Exit Sleeve

Specs

• Top Tube Attachment: 15.5"
• Down Tube Attachment: 9.5" (down tube attachment when RRB label on drive side) 10" (down tube attachment when RRB label on non-drive side) 
  Tallest Point: 
• Tallest Point: 6" 
• Width: 3" 
• Weight: 6oz
• Volume: 2.5 Liters

Notes

Cool stuff.