These are Toho's light-reflecting beads (Picot Beads). They have a reflective finish and reflect car headlights, etc. ( *The beads themselves do not emit light.) You can search for "Toho Picot Beads" to see how they reflect light and for more details. Marudai 20g Color Number 2501 Make bracelets or bag charms for safety at night. Retail price is 396 yen for 7g (excluding shipping). Equivalent to 1131 yen for 20g. Other colors are also on sale. (See photo 5) Since they are stored at home, they are listed as "like new". Because they are divided from a large bag, small debris may get in. They will be shipped by regular (outside) mail without cushioning material. Please be sure to check the profile for postal accident handling such as loss. By purchasing, you agree to the contents of the profile. There are multiple items in stock, so please contact us before purchasing if you wish. ★Please be sure to check the profile before commenting or purchasing★ #TohoBeads #Marudai #MadeInJapanBeads #TOHOBEADS #MiyukiBeads #GlassBeads #PicotBeads #MarudaiBeads #GlowInTheDarkBeads