Just read this and like to share it with first timers ..
Size N: 6 or 7 jumbos
Size N diapers generally go up to 10 lbs. You’ll change diapers OFTEN. Buy
about a month’s worth.
Size 1: 15+ jumbos
Size 1 diapers generally go up to 14 lbs. The baby will reach this weight at
about 3.5 months.
Size 2: 25+ jumbos
Size 2 diapers generally to up to 18 lbs. The baby will reach this weight at
about 7 months.
Size 3: 70+ jumbos
Up to 28 lbs. The baby will reach this weight at about two years old. You’
ll be in size 3s for a LONG time.
Size 4: 40+ jumbos
Hopefully this is the last size you’ll need. Most kids will use this size
until they’re potty trained.