Impact-Resistant Polycarbonate Shell – Crafted from premium, molded transparent polycarbonate that stands up to heavy daily impact without cracking or losing its shape. The crystal-clear design allows natural light to flow right through it, visually expanding smaller rooms. Ergonomic Pressure-Relief Contours – Features an anatomically curved backrest that mirrors the spine's natural posture. The rounded waterfall seat edge gently slopes forward, reducing pressure on the thighs to maintain optimal circulation during long dinners or work sessions. 330 lb Capacity Powder-Coated X-Frame – Supported by an integrated X-shaped steel under-seat frame that distributes weight evenly across heavy-duty stainless steel legs. Finished in a sleek powder coating, this ultra-sturdy structural foundation safely supports up to 330 lbs. UV-Resistant & Lightweight Build – Weighs just 9.46 lbs, making it incredibly easy to lift, slide, and rearrange. The shell is fully treated with UV-resistant compounds that block sun-induced yellowing and fading, keeping its crystal-clear look pristine over time. Floor-Safe Stackable Storage – Engineered with a space-saving architecture that lets you stack multiple units seamlessly when they aren't needed. Each leg base is finished with smooth plastic floor glides to eliminate scuffs and quiet movement noise on hard surfaces. Overall 29.9" H x 20" W x 20.7" D Seat 17.9" H x 17.7" W x 17.3" D Arm 27.6" H x 22" W Back 13.1" H x 15.7" W x 19.7" D Weight:15.8 lbs