Ergonomic triangular back pillow with buttoned 3D design for comfortable, longterm sitting Key benefits Effective lumbar and back support: the triangular shape conforms to ergonomics and the button design increases the threedimensional structure of the cushion, helping muscles relax and reducing discomfort during prolonged sitting. Comfortable, supportive fill: PP cotton filling provides reliable backup support so you sit more comfortably without sinking or collapsing. Decorative and durable: velvet polyester mixed fabrics give a soft, attractive finish that complements interior decor and resists pilling and fading even after repeated washing. Materials and care Cover: velvet polyester mixed fabrics. Filling: PP cotton. Zippered, removable cover for easy cleaning. Washable — do not bleach; tumble dry low. Sizes, colors and compatibility Available in a variety of colors and sizes to match different interior styles and furniture. Suitable for many spaces: home, bedroom, bed, living room, sofa, bench, balcony, office, chair, dining room, party or wedding seating, outdoor seating and anywhere you want to rest. Practical use scenarios Home office: place behind your lower back on an office chair to maintain a more ergonomic posture and reduce fatigue during long work sessions. Living room or sofa: use as a supportive backrest while watching TV or reading to improve comfort and relaxation. Bed or balcony seating: prop against a headboard or bench for comfortable reading, nursing, or casual lounging. What makes this pillow stand out Thoughtful ergonomic shape and buttoned 3D construction for stable support. Soft, visually appealing velvet polyester mixed fabric that coordinates with interiors. Removable, machinewashable cover for lowmaintenance care. Specifications (as provided) Design: triangular, buttoned threedimensional effect. Material: velvet polyester mixed fabrics; filling: PP cotton. Care: zipper removable cover; washable (no bleach, tumble dry low).