These panty liners, containing 5 sheets, help you check your fertility timing. - Brand: Unicharm - Product Name: Fertility Panty Liners - Quantity: 5 sheets per box x 3 boxes - How to Use: Panty liners to check fertility timing - Features: Allows you to check your fertility timing with a test result indicator. To fit in a Yu-Packet Post Mini envelope, the contents will be opened and one flattened box will be included. Please understand. Thank you for looking.