Extra Large Size for Maximum Comfort: 75 x 50 cm cushion ideal for adults, delivering ample support and cushioning to sit up comfortably. A sturdy, supportive back pillow that envelops you with warmth while you read in bed or watch TV. Fluffy and Breathable Materials: filled with PP cotton and has an ice silk latex cover. Soft, fluffy, cool and breathable, with no sweating or deformation during long use. Enjoy a soft, smooth touch that promotes airflow for cool, comfortable extended reading. Neck Pillow and Arm Support: Detachable neck roll provides complete neck support and multifunctional use to support head, back, waist, and legs. Improved armrests offer better arm support, increasing comfort and reducing stress on joints and muscles. Wide Application and Practical Use Scenarios: Back support pillow for sitting up in bed with multipurpose use for office, leisure, or bedside. Can be used as a leisure lying pillow, bed pillow, chair pillow, or nap pillow. A versatile back rest pillow for sitting in bed anytime and anywhere. Use Scenarios: Reading in bed with neck support and arm rests; Watching TV or using a laptop in bed; Office or bedside use as a back rest pillow, chair pillow, or nap pillow.