A baby's skin is thinner, more sensitive, and less able to regulate temperature than an adult's — which makes fabric choice one of the most important decisions a parent makes when shopping for baby clothes.
What to Look For
100% Cotton
Cotton remains the gold standard for baby clothing. It's soft, breathable, hypoallergenic for most babies, and gentle even on sensitive newborn skin. It also machine-washes well, which matters given how often baby clothes need cleaning.
Muslin
A loosely woven cotton fabric, muslin is especially breathable and softens further with every wash — ideal for swaddles, wraps, and very young infants.
Interlock Cotton Knit
A slightly thicker, stretchier cotton knit used in rompers and sleepsuits — soft against the skin while offering a bit more structure and warmth than plain cotton.
What to Avoid
- Synthetic blends (high polyester content) — less breathable and can irritate sensitive skin.
- Rough or textured weaves — anything that feels scratchy to your own hand will feel worse against a baby's skin.
- Heavily dyed or printed fabric with a stiff hand-feel — can indicate heavier chemical processing; always wash new baby clothes before first wear.
Seasonal Fabric Choices
The right baby fabric changes with the weather — what works in December won't work in June.
In summer, lightweight cotton and muslin keep baby cool. In winter, look for cotton fleece or brushed cotton for extra warmth without sacrificing breathability — avoid wool directly against a baby's skin, which can feel scratchy even when adults find it comfortable.
A Simple Pre-Wear Habit
Always wash new baby clothes in a mild, fragrance-free detergent before the first wear. This removes any manufacturing residue and softens the fabric further, which matters more for a newborn than for older children or adults.
Frequently Asked Questions
Is 100% cotton always the best choice for babies?+
For most babies, yes — it is breathable, gentle, and easy to wash. Always check the specific weave and finish, since some cotton fabrics are softer than others.
Should new baby clothes be washed before the first wear?+
Yes, always. Washing in a mild, fragrance-free detergent removes manufacturing residue and softens the fabric for sensitive newborn skin.
Is wool safe for babies?+
Wool is warm but can feel scratchy against a baby’s sensitive skin. If using wool layers, keep a soft cotton layer between the wool and the baby’s skin.