The Ocean Cuba Rock is a 270ml glass that's perfect for serving any type of beverage, from water and juice to cocktails and beer. It has a classic design with a smooth, curved shape that fits comfortably in your hand. The glass is also dishwasher safe, so you can easily clean it up after use. One of the unique features of the Cuba Rock is its special design at the bottom of the glass that allows it to spin without spilling. This makes it a fun and eye-catching way to serve drinks. The Cuba Rock is also available in a set of six, so you can have enough glasses for all your guests.