Ergonomic Dental Assistant Stool with Rotatable ArmrestDesigned for dental professionals, this ergonomic rolling stool delivers superior lumbar support, adjustable seating, and 360° rotatable armrests — making it ideal for clinicians, dental assistants, and hygienists who spend long hours seated.Key Features Ergonomic Lumbar Support: The uniquely curved lumbar backrest promotes proper posture and helps prevent back and neck pain during extended periods of sitting. Medical-Grade Ultra-Leather Upholstery: High-resilience foam covered in medical-grade ultra-leather conforms to the body's natural shape and retains its form after repeated use. Double Lever Adjustment: Allows maximum adjustability for personalized comfort. Seat height adjusts from 21.1" to 27.8". In "Free Stretch" mode, the backrest follows your movement as you lean forward and back. 360° Rotatable Armrests: Swivel armrests adjust both vertically and horizontally for flexible, comfortable operation. Note: Assemble with the grooved side downward and the hole facing front to ensure a secure fit. Durable ABS Shrouds: Easy-to-clean surfaces that maintain quality and hygiene in clinical environments. Smooth-Rolling Casters: Designed for easy mobility across clinic and office floors. Product Specifications Specification Details Product Dimensions 22"L x 13"W x 22"H Length 22 inches Width 13 inches Height 22 inches Seat Height Range 21.1" – 27.8" (adjustable) Size Adjustable Material Aluminum frame, Medical-grade ultra-leather upholstery, ABS shrouds Color Black / Blue Weight 45.06 lbs Package Dimensions 24.3" x 24.0" x 16.5" Ideal ForDental clinics, dental offices, medical labs, and any professional setting requiring ergonomic seating with mobility and adjustability.