WINE GLASS CHARMS: It can attach to the stem of a wine glass or lip of a normal glass, and helps during parties and keeps track on who's drink is who's. 24 COLORS: You'll 24 different colors of wine charms, 't worry about people will have a repeat color, and everyone knows which one is their drink. PREMIUM MATERIAL: wine glass markers are made of high quality silicone that fit all stem ware, bright colors, durable, and harmless. If it gets cloudy, you just soaked in a vinegar & water mix and they were back to normal. PERFECT GIFT: These are so cute for marking, not overly girly or like a lot of the wine charms, and they are a great little add-on gift to any wine drinker! WIDELY USED: Drink markers fit on the stems perfect, and 't the in holding the glass, and can also be used to work on stemless wine glasses, mini beer mugs etc. Colour:Random color (no specified color is accepted) Material:Silica gel Package Contents: 24 * wine glass identifier Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.