Pack of 10 glow sticks for sea, coarse and carp fishing. Glow in the dark, fluorescent, night time indicator for float and rod tips. Item length 39mm. Item width 4.5mm. To activate – bend the middle of the glow stick tube to snap and crumble the pellet inside, shake to mix the pellet, and the glow sticks will then light and glow. High quality and easy to use.