Maintain beverages at their optimal temperature longer with Dart insulated foam cups. Not only do foam cups keep beverages at their proper serving temperature on the inside, they keep hands comfortable on the outside. Hot or cold, insulated foam delivers drinks the way they were meant to be. Available in 4 to 60 Oz sizes, J Cup insulated foam cups are ideal for coffee, cappuccino, tea, hot chocolate, hot cider, juice and soft drinks.