Packing: Coming with 700 pieces in 7 different Colors. Include yelllow, violet, blue, pink, indigo, orange, fuchsia, 100 pieces per each. Size: These plastic beads are 8mm in diameter; Hole Size: Around 1.5mm Material: made of quality acrylic, bright and lightweight. Purpose: Fun for jewelry making and crafting Warm Tip: These beads DON'T glow in the dark. They are not luminous beads. Meanwhile, The stronger the UV radiation, the deeper the color. UV Pony Beads Luminous Beads Changing UV Reactive Plastic Beads Glow in The Dark Fun for Jewerly Bracelets Making