Loose Leaf Tea Travel Mug

loose leaf
(of lettuce) Having leaves that overlap each other loosely rather than forming a compact head
The term loose leaf is used in the United States, Canada, and some other countries to describe a piece of notebook paper which is not actually fixed in a spiral notebook.
a method of binding which allows the insertion and removal of pages for continuous updating.
(of a notebook or folder) Having each sheet of paper separate and removable
Loose-leaf publications are so named because the pages can be easily removed from a binder-like holder and replaced by pages with updated information. Loose-leaf volumes are usually updated quite frequently.

travel mug
A mug is a sturdily built type of cup often used for drinking hot beverages, such as coffee, tea, or hot chocolate. Mugs, by definition, have handles and often hold a larger amount of fluid than other types of cup.

tea
Such a drink served cold with ice cubes
A hot drink made by infusing the dried, crushed leaves of the tea plant in boiling water
a tropical evergreen shrub or small tree extensively cultivated in e.g. China and Japan and India; source of tea leaves; "tea has fragrant white flowers"
The dried leaves used to make such a drink
a beverage made by steeping tea leaves in water; "iced tea is a cooling drink"
a light midafternoon meal of tea and sandwiches or cakes; "an Englishman would interrupt a war to have his afternoon tea"