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Huggies and Pampers often have better elastic and specialized "pockets" for newborns. They are great for overnight use when you need 12-hour protection. 4. Subscription vs. Hunt

You’re going to buy roughly 2,500 diapers in the first year alone. Find a brand that doesn't give your baby a rash, buy the biggest box you can afford, and always keep an emergency "car diaper" in the glove box.

Diaper sizes overlap (e.g., Size 2 is 12–18 lbs, Size 3 is 16–28 lbs). If your baby is 17 lbs, move to Size 3.

Babies fly through these. If you buy three "giant" boxes of Size 1, your baby will inevitably hit a growth spurt halfway through the second box, leaving you with 150 diapers that don't fit.

Buying diapers sounds like a simple errand, but as any parent knows, it’s actually a high-stakes logistics operation. If you’re standing in the aisle (or scrolling through an app) feeling overwhelmed, " 1. The Math of the Bulk Buy