Extra Large Double-Sided Silicone Insert Fly Box
These boxes are made of very high quality materials, they have a sturdy latch to hold them closed and a silicone seal to keep water out. The silicone easy grip insert grips your flies to keep them secure. Box Specifications - 7 1/2" x 4 3/4" x 1 9/16" Holds up to 312 Flies