The Slim and Svelte ANT Fly Box! One of our favorite configurations. Sometimes it's good to build your boxes for the water you're going to attack! These boxes are perfect for customizing and stacking in your pack. Dimensions are 5.5" x 3.75" x 0.5" with a slit foam design. Branded with the ANT logo. Contains 103 slots for flies. (Flies not included - I use these!)