The mattress has 720 springs and consists of two layers of foam that are not only soft but also offer support and comfort. We use textiles that are free from harmful substances, tested according to the Oeko-Tex Standard 100, which are safe and non-allergenic! Geometric headboard: the use of modern twill knit decoration brings you a strong sense of modernity and comfort. A thick headboard that is pleasant to the skin filled with soft sponge. Built-in charging function: the charging ports are USB and Type-C. We also have a built-in charging function that allows you to recharge your electronic devices like smartphones, tablets, or directly at the head of the bed. Sturdy construction: The main frame is made of iron, ensuring the bed's stability with a weight capacity of 660 lbs. The bed base is made of flexible solid wood slats and provides comfortable support for sleep. Storage design: The large bed box under the slatted base offers you plenty of storage space for blankets, pillows, or sheets. The black non-woven fabric underneath makes your storage neater. Detailed information: To reduce the risk of damage, this bed frame is shipped in 3 cartons, which may arrive on different days. If all 3 packages have arrived but parts are missing, please contact customer service.