For example, the nappy types designed with more active babies in mind start at size 3 or size 4 as your baby will likely be far more active as he grows. Most of the time, your baby's weight will fall neatly within the range of a certain nappy size, producing a good fit. Pampers Splashers are highly absorbent without swelling, so the fit and feel don’t change when your little one is playing in the water.

For example, a size 4 diaper’s weight range is between 22 and 37 pounds, a size 5 diaper’s weight range is over 27 pounds, and a size 6 diaper’s weight range is above 35 pounds. A well-fitting diaper in the right size will be more comfortable for your baby and can help prevent leaks and blowouts from occurring. The quick-dry core absorbs wetness and keeps it away from your baby’s skin for up to 12 hours of all-around leakage protection.With soft, stretchy side wings and double leg cuffs that gently adapt to your baby’s body and a navel-friendly shape to protect your baby’s delicate tummy. You’ll find newborn diaper sizes in Pampers Swaddlers, Pampers Pure Protection, Pampers Baby-Dry, and Pampers Pure Protection Hybrid. At this stage, consider Pampers Baby-Dry, Pampers Cruisers, or Pampers Cruisers 360°, which all come in diaper sizes 3 to 6 (and size 7 for Pampers Cruisers and Pampers Cruisers 360°). As you’re looking at the diaper size comparison chart below, keep in mind that your little one’s weight will be the most important factor. You may need to go up a size if you notice red marks on your baby's tummy or thighs when you remove the diaper.

Your baby will be comfier, and you'll feel confident that your little one will have fewer problems with leaks or blowouts. Pampers has worked with more than 8,000 babies and their parents and taken over 400,000 nappy fit measurements to come up with just the right range of sizes for every family. To help you decide which is best for your baby at each stage of development, use our useful nappy size chart. Pampers ® Active Fit Nappy Pants provide Pampers ® best comfort and protection in easy to change pants form. Depending on your baby’s birth weight, it’s possible a larger size will be the best fit, so take a few of each of the smaller sizes of newborn nappies to try.If the fastening tapes don't reach the center of the waistband, it's time for a bigger size; if the tapes overlap, the diaper may be too big.