Bag with an extensible exterior pocket

Abstract

A carrying bag comprises an exterior pocket suitable for carrying a drink bottle in the exterior pocket which includes a flexible sleeve. A first end of the sleeve is seamed to an inner peripheral adjacent to the aperture of the exterior pocket and the second end of the sleeve includes a drawstring system for controlling the size of the aperture at the second end of the sleeve. The drawstring system comprises a drawstring passage and a drawstring passing the drawstring passage.

1 . A bag with an extensible exterior pocket comprising:
 a main body wall;   an exterior pocket on the outer surface of said main body wall;   a flexible sleeve; and   a drawstring system;   wherein a first end of said sleeve is seamed on an inner circumference of said exterior pocket near the aperture of said exterior pocket; and   said drawstring system is coupled to the second end of said sleeve for closing the access aperture of said sleeve.   
     
     
         2 . The bag with an extensible exterior pocket of  claim 1 , wherein said drawstring system includes a drawstring passage and a drawstring. 
     
     
         3 . The bag with an extensible exterior pocket of  claim 2 , wherein said drawstring system further includes a drawstring stop. 
     
     
         4 . The bag with an extensible exterior pocket of  claim 3 , wherein said drawstring stop is fixed on said second end of said sleeve.