Adjustable Headboard: The height of the headboard is adjustable, with an adjustable height range of about 6 cm difference. Individuals of different body heights can find their best comfort point by adjusting the height of the headboard. The applicable mattress thickness is approximately 21-27 cm. We also offer a purchase option with a mattress that can be perfectly matched to this bed. The mattress has 620 springs and consists of 2 foam layers that are not only soft but also supportive and comfortable. We use non-toxic textiles that are tested according to Öko-Tex Standard 100 and are safe and non-allergenic! Hydraulic Bar - Great Storage Space: There is a large storage box beneath the foldable slatted frame with plenty of space to store blankets, pillows, or bedding. The slatted frame can be easily lifted with a lifting cylinder. An interior space of 136*195cm is provided, and there is an Oxford cloth at the bottom of the bed to keep dust away. Comfortable Back Cushion: The headboard of the bed consists of two cushion-shaped backrests filled with a generous amount of doll cotton, allowing you to lean back comfortably. The short-pile fabric is skin-friendly, easy to care for, and suitable for sensitive individuals, so you don't have to worry about the fabric affecting your sleep.