20 oz Stemmed Wine Glass - Non Shedding Glitter. Wording Designed in Strong & Durable Vinyl that will stay in tact with proper care. ♥ Item Care ♥ Not Dishwasher/Microwave Safe. For best and long lasting use, gentle hand washing (and not to scrub/soak the design - Glitter is delicate) is highly recommended to preserve the wine glass. Air drying is best for preservation.