6 adjustable reading positions: length: 21.1 cm, width: 16 cm. The book holder features multiple notches on the movable backrest for adjustable height and angle to suit individual needs. Helps promote proper posture and support spinal health. Ergonomic design: The adjustable metal book stand is ergonomically designed to reduce strain on the head and neck. Assists children in maintaining better reading posture. High-quality materials: Constructed from premium stainless steel and metal. The surface is polished and coated for a smooth, rust-resistant, and durable finish. Easy to clean with a sturdy build and rounded edges to prevent injuries. Sleek, minimalist design. Foldable and portable: The book stand folds quickly for convenient storage and transport. Folds flat to fit in a backpack, ideal for outdoor use, travel, or daily carry. Suitable for use at home, school, office, library, or dorm.