Toothpaste tube lid

The utility model relates to a toothpaste cap of a barrel toothpaste container, which comprises a cap with an inner threaded hole. The utility model is characterized in that a poly-arris table-board which is formed by the connection of a plurality of isosceles trapezoidal planes is arranged at the outer surface of the cap.. The technic proposal of the utility model also comprises that: the isosceles trapezoidal planes are smoothly and transitionally connected with each other by fillets; the cap is arranged into a cap structure with a blind hole at the top. The toothpaste cap of the utility model designed into the arris-terrace shape with smooth surface can not only not decrease the rotary friction of the cap when opening, but also make the outer surface of the cap keep clean without accumulation of water or impurities, being beneficial to inhibiting the growth of bacteria and ensuring the hygiene of usage. In addition, the side surface with the multi-plane arris plane structure make the cap stay stably on a table, no roll easily and convenient for use.