A bag formed from a seamless section of tubular plastic film is provided wherein the lower end portions of one pair of opposing side wall members are folded inwardly and joined together to form a bottom base for the bag, and the lower end portions of another pair of side wall members are folded inwardly over the base so as to form gussets at the corner ends thereof which overlie and are heat sealed to the respective lower corner ends of the one pair of opposing side wall members.
展开▼
