C&F Design CF-1566F Fly Box Off White, One Size A small slit foam fly box with large capacity Six rows of MSF on both the lid and the base, and a swinging flap with 6 rows of MSF on each side It is ideal for fly sizes #14 - #24 and will hold 540 flies SIZE: 4.88" x 3.70" x 1.25" (12.4cm x 9.4cm x 3.2cm) COLOR: White