Orthopedic Seat cushion [PATENTED & STABLE] Support for Haemorrhoids Lumbar Coccyx | Seat cover office chair car wheelchair | seat cushion, ergonomic back cushion, pressure cushion - SANTERGOErgonomic design: our cushion is designed to relieve the back, hemorrhoids and tailbone patented solution for lasting comfort and well being. INDIVIDUAL HARDNESS: Choose between soft, medium and hard and tune your ergonomic seat cushion perfectly to your personal body weight. New moulding foam: perfect fit without strong sinking like memory foam. Developed by experts from Switzerland and Germany for your ergonomic support. Fully versatile: our seat