Double Comfortable: The curved high-backrest provides strong support for your back and is combine with faux leather seat to provide a softer sitting experience, so as to meet the long-time work without feeling tired Height Adjustable: The seat height of the clear rolling chair can be adjusted between 17.5" -23.5", and the upgraded gas lift rises and falls smoothly to provide you with appropriate height and pleasant working environment High Quality Materials: The clear appearance of armless desk chair shows a fresh and modern feeling, and the acrylic material has high toughness and not easy to crack. The smooth surface is easy to clean, so you don't have to worry about getting dirty For Small Space: The armless writing desk chair is specially designed for small space, which can be placed under your desk in home office, bedroom, dresser, dormitory or reception room. The unique appearance will be a bright spot in the office area Swivel & Sturdy: The 360-degree rotating universal wheels move smoothly and is covered by rubber without scratches and noise. The 5-star base of the acrylic rolling chair is so strong and durable that can load up to 260 pounds Product Dimensions:18.3"(W)*20.5"(D)*32.1"-38"(H)