The AeroJig Fireflies Light Stick is the replacement glow stick for the innovative AeroJig Fireflies Jig. Easy to insert and remove, each compact stick delivers up to 8 hours of uninterrupted glow, to attract fish in dark or dirty water. To activate, simply bend to crack the internal diaphragm and initiate the chemical reaction. Completely safe. Replacement glow stick for the AeroJig Fireflies Jig Easy to activate, insert, and remove Up to 8 hours of glow time per stick