Libbey Robusta Glass Mugs, Set of 12 Understated clear glass design brings a minimalist aesthetic to your cupboard Large set ideal for dinner and dessert guests - and even brunch the next morning Includes 12, 13-ounce glass mugs Lead-free Dishwasher safe for quick, easy cleanup; not safe for microwave; do not use with hot liquids -- warm liquids only; to help preserve your products, please refer to the Libbey website for care and handling instructions; Securely packaged in shipping box; always wash prior to use as orders fulfilled by Libbey are shipped directly from manufacturer's warehouse