Fluorescent Super Bright Glow-in-the-Dark Sand Particles Glow Pigment This is top of the line glow-in-the-dark, or phosphorescent, pigment Sand Particles , sold by a 10g one bag Rechargable for up to 10 years or more With an extreme glowing effect this glow in the dark and fluorescent sand can be used in outdoors and indoors decorations also. The chemical compound is non-toxic and non-radioactive. After it is fully charged in the Sunshine for around 1-2 hours, enjoy the effect in the dark environment! It is also used industrially for safety "EXIT" signs, as seen in many stores today. The powders are made of various rare-earth doped compounds, such as strontium aluminate, calcium aluminate, and zinc sulfide, they are all guaranteed high-quality Package Included: 10g of Super Bright Glow-in-the-Dark Sand Particles

• Colors : code color #4.
• Fluorescent Super Bright Glow-in-the-Dark Sand Particles Glow Pigment
• this powder is "charged" with any source of light (sunlight works great) and will glow for 2-24 hours afterwards, depending on the color and charge time.
• Package Included: 10g of Super Bright Glow-in-the-Dark Sand Particles
• Delivery time: By Airmail: Generally, delivery to USA takes about 10-35 days. Delivery to Canada,AU, UK, and other European countries takes about 14-28 days.

Colors : code color #4.Particles