UFO Glow Tape
Four rings and four dots per sheet, plus the extra pieces inbetween.
256 in stock
Advantages include: cheapest glow solution, negligible weight, can be reused again and again, can switch it from disc to disc, don’t have to punch a hole in your disc, stays on your disc reliably.
Disadvantages: too many advantages, renders most other glow solutions silly, needs an occasional recharge from a flashlight or, even better, a black light, no disagreeing called it.