Product Features: Dishwasher safe, microwave safe, heat-resistant temperature of 488°F (230°C), cold-resistant temperature -4°F (-20°C); Material: Silicone; Product Size: Approx. W 3.3 x H 3.5 x D 1.8 inches (8.5 x 9 x 4.5 cm); Package: W 2.6 x H 5.0 inches (6.5 x 1 cm).