One case contains 20 sheets x 3 packs = 60 sheets. Features: * Split stretch tape Fits the body and reduces leakage from gaps. * Thin + slit structure absorbent core The thin absorbent core with slits in the crotch fits the crotch area and is less bulky. * Back leak prevention three-dimensional gather Fits the back and prevents leaks. * Stronger against leaks when used as a set! Stronger against leaks when used with "Attento Nighttime 1-Sheet 安心 Pad"! Fits snugly in the back leak prevention three-dimensional gather and is less likely to shift. 【Size/Specifications】S～M size, for both men and women 【Hip Size】58～110cm 【Absorption Capacity】Approximately 2 times 【Individual Pack Quantity】20 sheets/pack