CONNECTING STRUCTURE OF WATERPROOF CROTCH OF UNDERPANTS

PROBLEM TO BE SOLVED: To provide a pair of underpants including a connecting structure of a waterproof crotch.SOLUTION: In this connecting structure of a waterproof crotch of underpants having an underpants body, a water absorbing sheet 1 having a waterproof layer on the bottom, and a waterproof edge covering part 4, the end parts in the vertical direction of the water absorbing sheet 1 are each sewn on the underpants body by two waterproof edge covering parts 4. Especially, only the outside 9b of an edge covering part waterproof layer 9 sewn on the lower part of the waterproof edge covering part 4 and placed on the outside 4b is sewn on the underpants body, and meanwhile, an opening side of the inside 4a of the waterproof edge covering part 4 covers the end surface and both the upper and lower surface edges of the water absorbing sheet 1, and is sewn on the water absorbing sheet 1 together with the inside 9a of the edge covering part waterproof layer 9, and a water separating space H is provided between the outer sewn line 41 of the waterproof edge covering part 4 and the end face of the water absorbing sheet 1.