Color: Blue Size: One Size Key benefits Promotes an upright, comfortable sitting position with an open upper chest design that does not restrict the chest or cause a sunken posture. Extended soft silicone surfaces provide a comfortable, odorless contact area that reduces pressure and feels gentle during long sessions. Wide 180degree viewing angle keeps the line of sight clear so reading and writing are not obstructed. Adjustable height and movable arm allow arm movement while writing, preventing interference with tasks. Adaptable for different age groups with settings that support more appropriate and comfortable sitting postures. Features and materials Color: Blue Size: One Size, suitable for a broad range of users Material detail: extended soft silicone for contact surfaces, soft and odorless Viewing design: full 180degree viewing angle for unobstructed sightlines Adjustment: height adjustable and movable arm to accommodate different tasks and body sizes How this product solves common problems Prevents restricted chest movement and slouched posture by providing an open upper chest area and supportive shape. Eliminates writing interference with an adjustable arm and ample movable space for natural arm placement. Keeps reading and writing comfortable thanks to the wide viewing angle that does not block sightlines. Comfortable silicone surfaces reduce surface fatigue and avoid unpleasant odors. Practical use scenarios Home study area: Use on a study desk to help students maintain a stable, comfortable posture during homework and reading. Classroom or tutoring sessions: Adjustable height and arm mobility let the same product serve multiple students of different ages. Home office or reading corner: Provides an unobstructed view and comfortable contact surfaces for longer reading or note taking sessions. Who should consider this product Students, parents, educators, and anyone seeking a nonrestrictive seating accessory that supports clear sightlines and comfortable arm movement during reading and writing. Note Color and size as stated: Blue, One Size. Materials and functions described reflect the product specifications provided.