This BestOffice premium drafting chair boasts hydraulic height adjustment breathable mesh back padded cushion and armrests for ergonomic comfort. Its adjustable footrest promotes proper posture. Quick to assemble it features a sturdy five-star base and high-quality casters for stability. Perfect for guitar practice painting sewing and drafting it s a versatile and comfortable addition to your workspace. Easy to assemble drafting chair estimated assembly time in about 10-15mins. Age group: adults and teens.