One case contains 17 sheets x 4 packs = 68 sheets. Features: * Split stretch tape Fits the body and reduces leaks 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 leak protection when used as a set! Stronger leak protection 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】L size, for both men and women 【Hip Size】80-130cm 【Absorption Amount】Approximately 2 times 【Individual Pack Quantity】17 sheets/pack