Feature:1. RELIEVES ACHE: The Sciatica Sitting Pillow relieves ache caused by hemorrhoid, pressure ulcers, pregnancy, and child birth.2. PROMOTES GOOD POSTURE: Hemorrhoid seat cushion promotes good posture and healthy weight distribution.3. PRESSURE RELIEF: Donut chair pillow is designed with a durable ring shape that evenly distributes weight and reduces pressure.4. APPLICATION POSITION: Donut sitting pillow is available in a variety of positions, head, hips, shoulders, knees, calves, elbows, ankles.5. BREATHABLE: Donut pillow is made of composite fabric, soft and delicate, keeping it cool and breathable, preventing discomfort caused by heat.Specification:Item Type: Donut PillowMaterial: Composite ClothProduct Size: Approx. 20 x 5cm / 7.9 x 2.0in (Manual Measurement Has Some Error)Use: Hand Pillow Neck Pillow and Other Small Parts of the Decubitus Position Pads.Package List:1 xDonut PillowNote:Manual Measurement Has Some Error