PURPOSE: To provide the rucksack in which a shouldering band abuts on both shoulders and a sensation is satisfactory.

CONSTITUTION: In a rucksack main body 1 consisting of a front part 2 and a back part 3, and a gore part 4 for surrounding both side edges between the front part 2 and the back part 3 and the lower side edge, and a cover 6 for covering the upper part of the gore part 4 and the front part 2 by being extended and provided from the back part 3, this main body is constituted so that a cylindrical part 10 whose both ends are opened, having necessary length along the upper end of the back part 3 is provided, one piece of shouldering band 11 is inserted through the cylindrical band 11, and also, both ends of the shouldering band 11 are supported and attached to both sides of the lower end of the back part 3.