This Bonnell innerspring mattress offers your children coziness and a comfortable sleeping experience. Durability and longevity: The fabric features a simple and clean look while being breathable, skin-friendly, and durable. Excellent Support: The Bonnell spring system is made up of interconnected hourglass-shaped steel coils that are firm and stable to provide the best grip and durability. Increased comfort: The spring mattress consists of several layers, including a foam layer, an insulating layer, and a spring layer. This combination offers a soft to medium lying sensation and a high level of comfort in all sleeping positions. In addition, the mattress effectively absorbs noise and vibration caused by turning back and forth, ensuring a peaceful and undisturbed sleep. Good to know: The mattress is compressed and rolled up and packed in a cardboard box, so you can easily move it around and set it up in your room. For hygiene reasons, you cannot return the mattress if the packaging has been opened or removed. Colour: White, dark grey and blackMaterial: Fabric (100% polyester)Filling material: Bonnell springs, foam, insulating layerDimensions: 80 x 160 x 18 cm (W x L x D)Hardness: MediumQuilt pattern