C&F slitted foam linings are ideal for holding all types of flies. Wedging the flies between the micro-slits secures them at the bend of the hook, not at the point. Hackles are not crushed or damaged. Micro-slitsensure even spacing of flies. 8 pocket slitted foam in lid for standard flies 12 compartments in base with individual clip closure polypropylene lids Clip holder for C&F Nail Knot Pipe Weight: 227g