Description: Perfect for pain and pressure relief for haemorrhoids, hip bursitis, and general coccyx pain. Breathable hole design helps to prevent bedsore. Provides comfort and gentle support, helps to relieve pain and stress when sitting. Reduce the pressure on tender areas when sitting Light-weight for carrying around with you. Specification: Features: Soft and comfortable, good air permeability Health and environmental protection fabrics, special high elastic particles filled Lightweight material, easy to use Difficult to deform, quality assurance Outside Diameter:approx.30cm/11.8inch Inside Diameter:approx.8cm/3.1inch Package Includes: 1 Piece anti-bedsore cushion