Blue Glow in the dark aquarium and fish tank rubble * Gravel (8oz Bag)

These unique resin stones glow the most colorful and brightest for the first hour and the afterglow can last for 8 hours or more.

Glow-in-the-Dark rubble charges the fastest under natural, LED, UV or Black light, and will still charge under regular light bulbs.

Just scatter the rubble on top of your existing substrate and create an amazing effect when you turn off the lights.

• Make your fish tank come to life when you turn out the lights
• Ideal for: Aquariums, jewelry making, art projects, gardening and more!
• 100% Weather & Water Resistant (works with either fresh or salt water aquariums)
• Completely Safe & Non-Toxic
• Each stone is unique in size – generally they will be 1/2″ long or less