Ergonomic criss-cross design provides optimal back support and aesthetic appeal Adjustable height mechanism ensures perfect desk alignment for various users 360-degree swivel with tilt function from 108° to 130° for dynamic movement Sturdy aluminum base with wide wheelbase diameter enhances stability and safety Plush velvet upholstery offers luxurious comfort during extended sitting sessions The criss-cross office chair represents a harmonious fusion of contemporary design and ergonomic function