The ergonomic design of the GLORIA TECNICA AREZOO GT-920 gaming chair The chair's soft, fluffy texture fits your waist, head, and hips comfortably, and it relieves pressure on your cervical and thoracic spine to help you recover from demanding workouts or long workdays. One that can be adjusted Choose skin-friendly materials that offer respectable durability and breathability. Remain dry and clean with ease. - Ergonomic designed Lumbar support. A large lumbar pillow can provide comfort during extended periods of sitting. - 3D adjustable armrest: This armrest can be adjusted to fit different desk heights and seating arrangements. - Casters: 360-degree rotatable, silent rolling casters that don't mar the floor.