The invention relates to a kind of baby diaper, which is mainly composed of a water absorption unit stacked on the inner side of a baby's pants body, and the water absorption unit is located on the crotch part of the pants body, and a waterproof cloth, a water absorption cloth and a cotton cloth are sequentially stacked from the inner side of the pants body towards the baby's body direction.The cotton cloth has the characteristics of softness, comfort and strong water absorption, which can not only make the baby more comfortable when wearing, but also can easily fully absorb the urine discharged by the baby, and further strengthen the absorption of urine through the water absorbent cloth, and then isolate the water absorbent cloth and the pants body through the waterproof cloth, so as to avoid the absorption of urine by the pants body.Not only that, but also more importantly: because the water absorption unit includes all kinds of cloth, it can be cleaned, dried and reused, so as to greatly reduce the load of parents' raising children.本新型創作係關於一種嬰兒用尿褲，主要係透過一嬰兒用之褲體內側疊設一吸水單元，而該吸水單元係位於該褲體之褲襠部，且該吸水單元由該褲體內側朝向嬰兒身體方向依序疊設一防水布、一吸水布、及一棉布。透過該棉布具有柔軟舒適、及吸水性強之特性，不僅可令嬰兒穿戴時較為舒適，且可容易完全吸收嬰兒所排放之尿液，且透過該吸水布進一步加強尿液之吸收力，再透過該防水布隔離該吸水布與該褲體，以避免該褲體吸附尿液。不僅如此，更為重要的是：由於該吸水單元係包括各種布體，因此可以清洗過後晾乾再重複使用，以大幅降低父母養兒育女之負荷。
