2.4 mm thick steel, durable and resistant to bending Internal structure High-density sponge surrounding the steel as additional support for the edges Side supports Insulating felt layer on both ends above the steel to protect the sponge from friction Insulating felt 4 cm white sponge layer under the mattress Sponge layer Sponge above the mattress to ensure flexibility and support Internal sponge layer Embroidered anti-bacterial top fabric on two layers of sponge with a soft lining covering the mattress from the top and a bottom fabric covering the mattress from the bottom Embroidered gray fabric on the side fabric sponge 26 cm Approximate height 5 years Warranty Saudi Arabia Country of origin