The bright Paper of this Hair urinate 1 Department of Trousers along 4 Long degree direction Two Side Bu , Let of Xi Shou Body set 1 portion the legs Right gusset (leg flap) 5 with Bomb Agencies parts 51,5,3 Department of back foil spreads and configures what Paper Niao Trousers Long degree direction Two Duan Bu InterOutside the Wide degree direction in 51 Department of the Agencies parts configurations portions Yu Nursing Side 5 in the portions Nursing Side 5 near the ends Side, Side outside the Wide degree direction of what Agencies parts 51, the Wrinkle pleats in the non-portions You Xing Cheng Nursing Side 5 FewWhat carries on the back the portions Side B Two Side Bu , Let with the presence of Side outside the 1 Right Wide degree direction portions 7 Shen Shrink, 7 portions , Shen Shrink, 7 domains the Shen Shrink District portions Yu Nursing Side, 5 directions Pei Let7 Department of the portions Shen Shrink makees As thickness direction base Quasi with surface sheet 2, and configures the portions Yu Ci Nursing Side 5 close to 3 Side of thin slice7 Department of the portions Shen Shrink engages what thin slice 3, the ends Side outside the Wide degree direction in the portions Yu Shen Shrink 7, and 13 Department of Tapes are protruded toward Wide degree directionThe non-Pi Skin Jie Touch face Side Long degree direction Zhong Yang Bu Department of the part of the Agencies parts 51 in the portions Pei Zhi You Nursing Side 5 are by 3 Fu Cover of thin slice.本發明之紙尿褲1係沿著吸收體4之長度方向兩側部,設置具有彈性構件51之1對腿部褶片(leg flap)部5、5、背面薄片3係遍及且配置於紙尿褲長度方向兩端部間;護邊部5之構件51係配置於護邊部5之寬度方向外側端部附近,於構件51之寬度方向外側,幾乎未有形成護邊部5之皺褶;於背側部B兩側部,設有1對寬度方向伸縮部7、7,伸縮部7之伸縮區域存在於護邊部5之配設方向外側;伸縮部7係以正面薄片2作為厚度方向基準,而配置於此護邊部5接近薄片3側;伸縮部7係接合於薄片3,於伸縮部7之寬度方向外側端部,帶13係往寬度方向突出;配置有護邊部5之構件51之部分之非皮膚接觸面側之長度方向中央部係由薄片3所覆蓋。