[Unopened/Unused] Old product Sample (not for sale)! Kao Merries Q Diapers (Q1) Up to 6kg 3 sheets per pack, 5 packs (Q2) 6-8kg 3 sheets per pack, 5 packs Total: 10 packs, 30 sheets It seems like diaper covers are required, but you can use diaper covers, or you can also use them by placing them inside the paper diapers. The contents are in the package, so they are clean.