Huggies has two lines of diapers. One is Snug & Dry and the others are Gentle Care and Natural Fit.

Each line has these sizes:

• Newborn up to 10 lb - These are for small newborn infants. May be too small for some infants.
• Size 1 - 8-14 lb - For larger newborns and infants up to about 3 months old.
• Size 2 - 12-18 lb - For infants from about 2 months to 6 months.
• Size 3 - 16-28 lb - For the transition of infancy to toddlerhood - for babies from about 5 months to 2 years.
• Size 4 - 22-37 lb - for toddlers from about 1 year to just about 3 years of age.
• Size 5 - 28+ lb - for toddlers to preschoolers from about 2 and a half years to 4 years old. Ideal for preschoolers who still wet heavily at night. About the size of size 4 underwear.
• Size 6 - 35+ lb - for toddlers as well as preschoolers and elementary school kids. For children from 3 and a half to 6. For children who toilet train later than usual as well as those who may be trained during the day but need nighttime protection for bedwetting and wet too heavily for Pull Ups products. About the size of Size 6 underwear.

Kimberly-Clark also makes smaller diapers for premature infants that do not use superabsorbents.