Camera Lens Travel Coffee Mug Thermos Stainless Steel Cup/ Mug for Coffee or Tea The coffee mug is made of food grade pvc plastic materials and stainless steel mug interior. The mug Cup comes with a screw-off lid with thumb slider. The travel mug is a coffee CUP made to look like a camera lens The camera coffee lens cup is great for yourself, or it makes an awesome gift for your friends.