The mattress has 406 springs and is made up of 2 layers of foam that are not only soft but also supportive and comfortable. We use textiles free from harmful substances that have been tested according to the Oeko-Tex Standard 100 and are safe and non-allergenic! Headboard with wireless charging & USB ports: This is a new upholstered bed that combines two functions: wireless charging and storage. With four open storage compartments at the head of the bed and charging ports on the left and right, it is suitable for a two-person household, both in terms of charging and design. The entire bed features a wireless charger, two USB ports, and a type C port. Wireless charging: Simply place your phone on the charging pad for quick wireless charging. After extensive testing and feedback from fans, we use high-performance charging chips and world-class electronic components to ensure the quality of the phone charging station; it takes about 2-4 hours to give your phone a full charge. **Please note that wireless charging is only supported by mobile phones with wireless charging technology. Details: the bed is available in four sizes: 90*200 cm, 140*200 cm, 160*200 cm, and 180*200 cm. To reduce the risk of damage, the bed is shipped in three boxes that may arrive on different dates. If both packages have arrived and parts are missing, please contact customer service. ***Please note that the product is influenced by the light of the living environment and the color may differ from the image on the site.