Many Size 3 diapers include a wetness indicator — a color-changing strip that signals when the diaper is wet and likely needs changing. Availability varies by product, so check the pack description or packaging to confirm whether a specific Size 3 diaper has this feature.
Commonly listed materials for Size 3 diapers include wood fluff pulp and cotton. Specific material formulations can vary by product, so review the product details or packaging for exact composition.
Product details list Size 3 in ranges such as 16–26 lbs and 16–28 lbs, so Size 3 generally covers babies from the mid-teens through the upper 20s (pounds), depending on the specific variant.
Many Size 3 listings describe hypoallergenic and skin-friendly attributes and list 'free-from' claims such as paraben-free, phthalate-free, sulfate-free, non-toxic, and no added fragrance. Some also state they are made without petroleum-based lotions, parabens, phthalates, elemental chlorine, or natural rubber latex—check the packaging for specific claims.