Kingzart 4 Packs Wine Glass Markers Metallic Pens - Best Alternative to Wine Charms, Perfect for Weddings, Birthday, Family Parties Personalize your wine glasses - It is a simple way for you to personalize your guests wine glasses in order to avoid party confusion. Widely use for different surface - This wine glass marker can work on any glass, crystal, glazed ceramic and plastic surface, such as the wine glasses, bottles, glass jars, plates. Non-toxic, no odor, easily clear - Our ink is non-toxic and food grade allowing you to customize a multitude of surfaces. It is easy to wash off with warm soap water! Perfect for gift and parties - Wine marker pens make perfect hostess and housewarming gifts and are a great party favor or unique gift idea, perfect for all parties, wedding and birthday celebrations. Satisfaction guarantee - Any reason you are not completely satisfied with our marker set, we give you a full refund with no questions asked.