Maxi Crib mattress 170 x 40 cm manufactured viscoelastic. The interior foam and the exterior is padded fabric with cotton and polyester blend. One side of the mattress is memory foam to provide greater comfort and better sleep to the baby. The interior consists of polyurethane. Athena mattress features: High durability. Extra soft. Breathable. Viscoelastic face. CFC-free product and adhesives. Suitable for babies up to 2 years old. Meets the safety standard UNE 53231: 1991 1334: 1996 1280011992, Dimensions: 70 x Maxi Cribs to 140 c.