Kellos 18 inch Air Mattress with ETL Certified Internal Electric Pump and Carrying Case Twin Product Type Desktop Document Racks Product Type Desktop Document Racks & Sorters Horizontal & Stacking Desktop File Folder Sorter Type Horizontal & Stacking Number Of Compartments 3 Materials Steel Mesh Width 9 1 4" Depth 11 3 4" Height 8" For File Size Letter A4 Colors Black Load Orientation Front Compliance Standards GREENGUARD Certified Pre consumer Recycled Content Percent 0% Post consumer Recycled Content Percent 0% Total Recycled Content Percent 0% Special Features Three Tray Set 5 Modes High Medium Low Strobe SOS Everyone likes their sleep surface a little different and this twin size air mattress allows you to customize the firmness to your desired level comfortable sleep experience