Kasualware Butterfly Doublewall Drinkware - Set of 4. This set of 4 insulated drinkware is made of the finest AB Plastic and will not cloud or crack when used in the top rack of the dishwasher. Kasualware is sonically welded for long lasting insulation, and therefore will not sweat or form condensation. Kraftware's traditional designs are ideal for your everyday casual living. The double wall insulation helps ensure your drink stay cold for a longer period of time. The beautiful Butterfly design on each cup adds to the unique composition of the drinkware. Set includes 4 cups. Materials: AB Plastic Dimensions: 8"L x 8"W x 8"H Weight: 4 lbs