Grab this Montana Fly Company Boat Box to house all your flies - it's a fly shop in  handy carry case!  Can hold 600 flies and many more depending on configuration.   MFC produces this revolutionary totally waterproof fly box which is designed for use in boats, backpacks, or for traveling with large quantities of flies. This is one box that can cover any situation!  Utilize the large foam for big flies (size 8 and larger).   

In Burnt Orange so it's easy to see. Measures 13 x 4 x 10 inches and it's waterproof too!   Made from Tough ABS Plastic.  
 
We're throwing in a great MFC camo hat too!