The baby mattress features a double-sided design that combines slow-rebound gel memory foam and high-density foam to meet the sleeping habits of babies at different stages of growth. The perfect combination of memory foam and thermostatic gel layer contributes to spinal support and a good sleep. The skin-friendly breathable mattress cover and waterproof non-woven lining keep the baby mattress clean and comfortable at all times. The mattress cover is removable, machine washable and easy to maintain.