SIT COMFTABLY WITHOUT THE PAIN- If you feel stiff and sore after sitting, or experience tailbone, Coccyx or back pain, enjoy relief with this comfortable, supportive seat pillow. Helps with most sitting pain due to sciatica, herniated discs, tailbone injuries, pregnancy back pain, hip pain, hemorrhoids and other spinal issues. | IMPROVE AND PROTECT YOUR POSTURE- The U-shape­d cut provides support, comfort, and helps straighten and correct your posture, with utmost support along your lower back’s natural arcs. Protects you from sitting wrong in harmful positions. | GREAT FOR ANY UNCOMFORTABLE SITTING CHAIRS- OFFICE- TRAVELING...-Easily take the portable Ziraki Seat Cushion with you everywhere - the office chair, wheelchair, long drives, while watching TV or using the computer, and everywhere you want to sit well without being in pain. | HIGH QUALITY-MEMORY FOAM PILLOW- Machine-washable zippered velour cover for EASY CLEANING. Made with premium quality,100% memory foam. Firmness for all memory foam products changes with temperature. Your cushion will feel softer in warm and firmer in cold temperatures. Room temperature is ideal for optimal performance! | 100% SATISFACTION GUARANTEED - If you don't absolutely love your Ziraki memory foam cushion, we guarantee you that we will reimburse you for 100% of your order.