Though this pillow helps your pain reilef for sitting or sleeping, it's performance varies from different usage or persons. 🌟Compact Supportive Design - The dimension of butt pillow is 14., 7 * 14., 1 * 3., 5 , it is able to bare weight up to 200 lbs,ultra comfy support cushion with hole. Aazon.co: NEAUDE Bedsore Turning Wedge Pillow for Positioning Bed... 🌟Pressure Ulcer Cushion-Widened force area of our pillow, it unloads the pressure for sitting/sleeping when suffering from back pain, tailbone pain, lumbar pain , leg pain , hip pain or any low back nerve pain, and helps recovery from hemorrhoid, prostatitis ,sciatica, ischial bursitis, anal fissure, postpartum, post surgery, bed sore. Good for elderly, bedridden patients post surgery turning, slepping for bed sore prevention. Aazon.co: AOSSA Bed Sore Cushions for Butt Positioning Pillow Designed to reduce pressure on vulnerable areas, this cushion effectively alleviates discomfort and promotes blood circulation, helping to prevent bed sores 🌟Bed Sore Cushions for Butt --This pillow with hole is square shape with premium quality PP cotton filling, comfy bed sore seat cushion helps you to sit on any hard seat., With 3., 5'' thickness, this cushion gently lifts you up from seat chairs, evens the pressure of buttocks, pelvic and thighs. 🌟Positioning Pillow-Good to use as body pillow for positioning, you can use it to elevate your hip, head, neck,legs, ankles on bed or sleeping on side for relieving ears pain. 🌟Easy to Carry-Use it on office chair, home seat for work or relax , use it on car seat, wheelchair seat, bed. Mua AOSSA Bed Sore Cushions for Butt Positioning Pillow, Pressure Ulcer Cushion, Donut Pressure Relief Pillow for Sleeping Position Wedge After Surgery Turning Back Body Leg Support Medical Seat Cushion trên Amazon If you need machine wash, please put pillow into washing bag, use mild detergent, advised water temporature is not above 30 degree celsius.