Height Adjustable C-Shaped Snack Table on Rollers: The snack tray table can be adjusted from 26 inch to 34.5 inch height range to fit your sofa and bed, and provides comfortable height for your needs. It works well as rolling couch table, sofa laptop table, beside laptop desk, over the bed table, medical over bed tray, TV tray for eating, mobile end table for coffee/snacks next to couch Super Solid and Stable Construction: The rolling c-table made of 0.6in E1 high grade particle board and 1.2in thick metal frame to ensure large weight capacity and durability. Casters with brake helps lock the side table in place and keep it stable