The coffee mug is made of food grade PVC plastic materials and stainless steel mug interior * The mug is safe to use for drinking hot or cold beverages * Cup comes with a screw-off lid with thumb slider; liquid capacity is 12 ounces (400 mL) * The travel mug is a coffee CUP made to look like a camera lens. The creative cup design is a 1:1 simulation to the Canon Macro EF 24-105mm F/4.0L USM Lens. Please note it says "Caniam" not "Canon" on the coffee cup * The camera coffee lens cup is great for yourself, or it makes an awesome gift for your friends, classmates, colleagues, and family