Westwater Products Thingamabobber Glow in The Dark Fly Fishing Strike Indicators - This innovative fly fishing strike indicator was inspired by western guides using small balloons as strike indicators to improve buoyancy and sensitivity. It combines all of the best strike indicator elements into one simple design. The glow in the dark color is semi-transluscent in the light and bright in the dark. Highly visible and ultra-sensitive Casts easily Does not parachute like yarn indicators Easy to attach and adjust yet stays in place on your line Never sinks and requires no floatant Durable and affordable