The silicone insert gives your hooks a nice tight fit and the seal keeps your flies water tight!

Single Sided Extra Large 9 1/4" x 5 1/4" x 1" - 192 slots

Single Sided Large 7.3" x 4.0" x 0.6"  -  121 slots

Single Sided Medium  5.4" x 3.7" x 0.6"  - 74 slots

Double Sided Medium  5.8" x 3.7" x 1.6" - 220 slots

Double Sided Large 7.5” x 4” x 1.6” - 312 slots