Features: MATERIAL ENVIRONMENTAL PROTECTION -Laptop Bed Table is made of MDF solid wood particle board, safe and environmentally friendly. The surface is smooth, non-toxic, not easy to stretch, moisture-proof, scratch-resistant, high-temperature resistant; while the legs are made of aluminum alloy tube with powder coated finished, more strong and sturdy, curved ergonomic tabletop designed for sitting. EASY TO FOLD OUT - clever folding design allows the legs to fold flat so you can easily put it behind the door or the corner of home when not in use. No need to install, open it and use it after you got this product. NON-SLIP BOTTOM DESIGN MULTIPURPOSE LAPTOP LAP DESK - Portable Lap Desk acts as a multifunctional table in daily life, can be used as a laptop workstation, laptop table for bed, a children's bed table, a mini writing table, a standing table for office work, laptop couch table, or a book/tablet table, picnic table. Specification: Material: Solid Wood Particle Board & Metal Tube 60x40x29-42cm Height adjustable 27-40cm G.W. : 2.5kg Note: There is 2-3% difference according to manual measurement. Please check the measurement chart carefully before you buy the item. 1 inch = 2.54 cm