FITTING TOOL AND BAG BODY WITH FITTING TOOL

To provide a fitting tool and a bag body with such a fitting tool which facilitate the holding of base materials at an opening of the bag body to thereby facilitate the fitting and un-fitting of fitting portions.SOLUTION: A fitting tool 11 comprises: a first base material 15 having a belt-like first base portion 27 joined to an inner surface of one of sheet materials 23 of a bag main body 19 along an opening 25, and having a first fitting portion 29 formed, along the opening 25, on a surface of the first base portion 27 opposite the one of sheet materials 23; a second base material 17 having a belt-like second base portion 35, opposing the first base material 15, joined to an inner surface of the other of sheet materials 23 of the bag main body 19, and having a second fitting portion 37 fitting the first fitting portion 29 formed on a surface of the second base portion 35 opposite the other of sheet materials 23; and an extension portion 13 located at a rim of at least one opening side of the first base material 15 and the second base material 17, which extension portion is put between the first base portion 27 and the second base portion 35 when folded, and extends such that an expanding-side distal edge portion extends to a side opposite a content side beyond the rim of the opening side of the first base material 15 and the second base material 17 when expanded.SELECTED DRAWING: Figure 4 【課題】袋体の開口部分における基材を摘みやすくして、嵌合部を容易に嵌合及び嵌合解除することができるようになる嵌合具及び嵌合具付き袋体を提供する。【解決手段】嵌合具１１において、袋本体１９の一方のシート材２３の内面に開口部２５に沿って接合される帯状の第１基部２７を有し、第１基部２７の一方のシート材２３と反対側の面には開口部２５に沿って第１嵌合部２９が形成される第１基材１５と、第１基材１５と対向して袋本体１９の他方のシート材２３の内面に接合される帯状の第２基部３５を有し、第２基部３５の他方のシート材２３と反対側の面には第１嵌合部２９に嵌合する第２嵌合部３７が形成される第２基材１７と、第１基材１５及び第２基材１７の少なくとも一方の開口部側の縁部に設けられ折り畳まれることで第１基部２７と第２基部３５とに挟まれ、展開されることで展開側先端縁部が第１基材１５及び第２基材１７の開口部側の縁部よりも内容物側と反対側に延出する延長部１３と、を設けた。【選択図】 図４