This fly tying material - luminous glass beads feature a center hole for tying and glow in the dark for easy attraction.  These beads are perfect for tying 8/0 (3mm) for size 14, 16 hook and for line slides.  The luminous and glow- in- the  dark, clear color glass, glow green bead, and slotted design come in a pack of 100 pieces. Crafted from high quality glass. They are perfect for fly tying enthusiasts and can be used for a variety of fly tying techniques.  The luminous glass bead is a must have fly tying material for the fisherman enthusiast.