Product Name: Triangle CushionMaterial: flanneladvantage:Common among students, workers, teachers, doctors, drivers, and cervical spondylosisBecause they have to sit for a long time every day. This pillow is designed according to the shape of the body, effectively reducing the risk of disease and protecting the head, shoulders, back and waist.use:Used as a bed pillow, lumbar pillow, bed back cushion. Backrest cushions, headrest pillows, reading pillows, and lumbar support pillows.100% service, if you need anything, you can contact us by email and trust us.