FlexiSpot BS9 Chair Ergonomic Desk Chair Swivel for Home Office with Durable Breathable Mesh Fabric in Blue

FlexiSpot BS9 is an adjustable ergonomic chair,HIGH QUALITY MATERIAL:SThe Office Chairs have Soft High-density sponge Seat, which is covered with durable breathable mesh fabric and has good elasticity and difficult to deform to keep comfort for longer hours. Height-adjustable GAS LIFT CHROMED, Heavy-duty base and nylon smooth-rolling casters for great stability and mobility to help promote a comfortable seated position, keeping you comfy after long hours of game or work at home.Lumbar support:Whether it has scientifically engineered webbing that moulds to the shape of your spine, or a lump of strategically positioned memory foam, lumbar support help maintain your spine¡¯s ¡®S¡¯ shape.Adjustable seat height:You need to place your feet squarely on the floor to maintain a solid upright working position with your hips slightly above your knees. If you¡¯re particularly short you may need an additional footrest. Some seats feature a forward tilt (five-15 degrees) which helps set your hips higher than your knees, encouraging a more upright position.