Doomoo Basics Supreme Sleep Large White   The Supreme Sleep Small is a premium baby mattress designed to provide optimal comfort and safety for your little one. This baby mattress crib features adjustable side rolls, ensuring your baby stays securely positioned on their back while reducing the risk of flathead syndrome. Crafted with high-quality materials, the mattress baby has a removable and washable cover, making maintenance effortless. Whether you need a mattress baby bed or a mattress baby crib, the Supreme Sleep is available in two sizes to fit your needs. Compatible with the Rest Easy Large, this sleeping mattress ensures a cozy and secure sleep environment. Plus, the sleeping mat is made with polyurethane foam, offering both support and breathability for peaceful rest.   Features PREVENTS FLAT HEAD SYNDROME: This baby mattress reduces pressure on the baby’s head, helping to prevent flat head syndrome and ensuring a comfortable, supportive sleep. EXCELLENT VENTILATION: This sleeping mattress features breathable materials that promote airflow, preventing overheating and keeping your baby cool, comfortable, and safe while sleeping.