Dresses for Women ZARA United Kingdom Winter tip for parents! Heavy coats can prevent car seat harnesses from fitting properly. Dress your child in thin, warm layers, secure the harness snugly, then add blankets or coats for How do you layer up your baby so she stays warm in cold winter weather? Puffy coats or snow suits look cute but should not be worn in car seats, experts say. Keep your winter baby cozy and safe. Here are few simple tips: Dressing rule: one more thin layer than you're wearing; avoid overheating; breathable fabrics Car seat safety: remove puffy coats, use