BestOffice Home Office Chair Ergonomic Desk Chair Mesh Computer Chair with Lumbar Support Swivel Rolling Executive Adjustable Task Chair for Women Adults(Black)Extra Comfort Office chair using high density sponge cushion, more flexible, desk chair with a mid back design, rectangular ornament not only as a decoration, it can provide good lumbar support makes you feel comfortable. Easy to put together Office chair comes with all hardware & necessary tools. Follow the desk chair instructions, you'll found easy to set up, and computer chair estimated assembly time in about 10 15mins. Good office chair for your