Suitable for both indoor and outdoor use. About this item Each glass holds up to 20 ounces (max 22 oz)with an elegant profile; stackable to save space. Made from acrylic to provide glass-like clarity and greater durablity. Reusable, BPA free & Shatter resistant, a perfect upscale alternative to glass. Suitable for both indoor and outdoor use; Great barware for outdoor cocktail parties. Top rack dishwasher safe, Hand-wash recommended... Top rack dishwasher safe, NOT for use in microwave or for boiling hot liquids. Plastic Tumblers | Disposable Drinkware In Stock, Ships Today Acrylic Drinking Glasses Set Zainca 20-ounce Plastic Tumblers, Acrylic Drinking Glasses High-Balls 20 Oz Plastic Drinking Glasses Made from acrylic to provide glass-like clarity and greater durablity. 20-ounce Mixed Drinkware set, made of 100% BPA Free Food Grade Plastic, which is BPA free, recyclable and shatter-resistant. Top rack dishwasher safe, NOT for use in microwave or for boiling hot liquids Each glass holds up to 20 ounces (max 22 oz)with an elegant profile If hand wash, do not use abrasive sponges or brushes.