After a day full of new experiences, your child needs peace and comfort to process them at night. Quality sleep increases your child's ability to focus, remember and be creative. In addition, sleep is also important for your child's reading and arithmetic skills. FLEXA spring. 12 cm spring mattress with springs, which are packed individually and easily adapt to the body. The spring structure ensures good ventilation and prevents overheating. The mattress is upholstered with a soft HR foam layer for extra comfort and durability. The mattress has an inner cover of water-repellent fiber fabric. The mattress fits our PLAY single bed, all CLASSIC, WHITE beds and POPSICLE. The mattress has a 5-year guarantee and Standard 100 by Oeko-tex marking. The eucalyptus cover is perfect for children who sweat at night. It has a cooling effect, which helps the child to transport the heat away from the body. The cover has a good ability to absorb moisture, which ensures a dry and comfortable sleeping environment. The mattress cover has Standard 100 by Oeko-tex marking.