This is an original antique collapsible telescopic travel cup from the late 1800's - early 1900's. It is made of silver pewter metal and comes in it's original brown leather case. The cup measures 3 inches or 7.5cm in height when extended and 2 1/2 inches or 6.5cm in diameter. The case measures 2 3/4 inches or 7cm in diameter and 1 1/4 inch or 3.3cm in height. It is in very good condition for it's age.