The exquisiteness and minimalism of O stem-less glasses will enhance a variety of décor and styles. These Riedel O bowls are designed to highlight the characteristics of Viognier and Chardonnay blended and Sauvignon Blanc wines. A remarkable deal, the ‘buy six and get two free’ is an excellent opening to complete your Riedel O Set. This sophisticated wine glass set is machine-made and created using lead-free crystal. This set of Riedel wine bowls is dishwasher safe, but hand washing is recommended.