Specifications: The surface is smooth and the color is bright. Convenient to use and lightweight for carrying to go camping, hiking, etc.. Good for hot coffee, tea, milk, beer, drinking water, etc.. Type: Cup Material: Stainless Steel Capacity: 30/70/180/320ml (Optional) Features: Portable, Smooth Surface, Durable Size Details 30ml Top Diameter: 3.9cm/1.54" (Approx.) Bottom Diameter: 2.5cm/0.98" (Approx.) Height: 4.5cm/1.77" (Approx.) 70ml Top Diameter: 5.2cm/2.05" (Approx.) Bottom Diameter: 3.2cm/1.26" (Approx.) Height: 5.8cm/2.28" (Approx.) 180ml Top Diameter: 6cm/2.36" (Approx.) Bottom Diameter: 5cm/1.97" (Approx.) Height: 8.2cm/3.23" (Approx.) 320ml Top Diameter: 7.4cm/2.91" (Approx.) Bottom Diameter: 6cm/2.36" (Approx.) Height: 9.7cm/3.82" (Approx.) Notes: Due to the light and screen setting difference, the color of item may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Cup