Riedel 8 Piece Bar Glassware Set, 4 Rocks and 4 Highball. The Highball Glass is part of the latest revolutionary collection from RIEDEL Barware, named Drink Specific Glassware. This glass is ideal for mixed cocktails, with its tall shape maintaining effervescence, and is specially sized for large format ice. This pack contains eight glasses. Machine-made and dishwasher safe. International Buyers – Please Note. These charges are the buyers responsibility. We do not mark merchandise values below value or mark items as gifts – US and International government regulations prohibit such behavior.