1. Non-woven fabric top sheet: soft & dry surface; with fine ventilation properties enables fluid to pass through quickly anddon't flow back; to keep the skin dry and comfortable. 2. Super absorbent layer: a mixed structure of fluff fibers and SAP is utilized to draw in and entrap fluid instantly. Thisprevents leakage and wet back. 3. Leaking guard: effectively to prevent the side lealage. 4. Elastic leg cuff: improve the fitness and more close to body. 5. Non-woven bottom film and elastic waist: breathable bottom film keep air free and softness.