{"title":"Coccyx \u0026 Tailbone Seat Cushions","description":"\u003ch2\u003eCoccyx cushions: rear cutout or central opening\u003c\/h2\u003e\u003cp\u003eA rear cutout is open at the back edge of the cushion. A central opening sits inside the seat surface. Both are placed under the tailbone area.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/sciatiguard-sciatica-seat-cushion-car-office\"\u003eSciatiGuard™ U-Cut Seat Cushion\u003c\/a\u003e: memory foam, cut out in a U at the back so your tailbone area stays free, with a non-slip underside.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/ergopro-contoured-office-chair-seat-cushion\"\u003eErgoPro™ Contoured Seat Cushion\u003c\/a\u003e: scooped center, raised side edges and a rear cutout, made for people who tend to slide forward.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/ergodrive-inclined-car-seat-cushion\"\u003eErgoDrive™ Inclined Car Seat Cushion\u003c\/a\u003e: a sloped memory foam wedge, higher at the back, with a cutout at the back.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/reliefcore-seat-cushion-back-support\"\u003eReliefCore™ Seat Cushion with Built-In Back Support\u003c\/a\u003e: a central opening, designed to take pressure off your tailbone area, plus raised side contours and a rear lip for your lower back.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhich way the opening faces\u003c\/h2\u003e\u003cp\u003ePlace SciatiGuard with the cutout toward the backrest. ReliefCore goes against the backrest, so its rear lip meets your lower back.\u003c\/p\u003e\u003ch2\u003eDesk or car\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eAt a desk.\u003c\/strong\u003e ErgoPro measures about 16.1 × 15.0 in and suits narrower chairs. It adds about 4.3 in of height, so lower your chair to keep your feet flat. ReliefCore fits office chairs, dining chairs and armchairs, and is one piece, so seat and back stay together instead of sliding apart.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIn the car.\u003c\/strong\u003e ErgoDrive is made for drivers whose seat feels too deep at the back; check your headroom, since the back adds about 3.1 in. SciatiGuard adds about 2 in and is made for car seats and office chairs.\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eProduct\u003c\/th\u003e\n\u003cth\u003eWhat it is\u003c\/th\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eBest for\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/sciatiguard-sciatica-seat-cushion-car-office\"\u003eSciatiGuard™\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eMemory foam, U-shaped rear cutout\u003c\/td\u003e\n\u003ctd\u003e17.7 × 13.8 × 2.0 in\u003c\/td\u003e\n\u003ctd\u003eCar and desk\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/ergopro-contoured-office-chair-seat-cushion\"\u003eErgoPro™\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eContoured seat, rear cutout\u003c\/td\u003e\n\u003ctd\u003e16.1 × 15.0 × 4.3 in\u003c\/td\u003e\n\u003ctd\u003eNarrower desk chairs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/ergodrive-inclined-car-seat-cushion\"\u003eErgoDrive™\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSloped wedge, rear cutout\u003c\/td\u003e\n\u003ctd\u003e17.7 × 13.8 in, 3.1 to 0.6 in\u003c\/td\u003e\n\u003ctd\u003eCar seats too deep at the back\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/reliefcore-seat-cushion-back-support\"\u003eReliefCore™\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eCentral opening, built-in back\u003c\/td\u003e\n\u003ctd\u003e17.3 × 16.9 in, up to 7.9 in high at the back\u003c\/td\u003e\n\u003ctd\u003eOffice, dining chairs, armchairs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003ch3\u003eHow thick are these cushions?\u003c\/h3\u003e\u003cp\u003eSciatiGuard is about 2.0 in thick. ErgoDrive runs from about 0.6 in at the front to 3.1 in at the back, and ErgoPro adds about 4.3 in.\u003c\/p\u003e\u003ch3\u003eHow do I clean them?\u003c\/h3\u003e\u003cp\u003eReliefCore's cover comes off and washes on a delicate cycle at 86°F (30°C); clean the foam on the surface only. ErgoDrive's mesh cover unzips for washing, while the foam is not washable. Wipe SciatiGuard's cover with a damp cloth and mild soap.\u003c\/p\u003e\u003ch3\u003eDo I need a separate lumbar pillow?\u003c\/h3\u003e\u003cp\u003eNot with ReliefCore, which combines the seat and a rear lip for your lower back in one cushion. The others are seat cushions only.\u003c\/p\u003e\u003cp\u003eRead our \u003ca href=\"\/blogs\/blog\/best-tailbone-cushion-buyers-guide\"\u003ecoccyx cushion buyer's guide\u003c\/a\u003e and \u003ca href=\"\/blogs\/blog\/coccyx-cushion-buyers-guide\"\u003ehow to compare coccyx cushions for long sitting\u003c\/a\u003e. For flat and active-sitting options, see all \u003ca href=\"\/collections\/seat-cushions\"\u003eseat cushions\u003c\/a\u003e; for driving, see \u003ca href=\"\/collections\/car-seat-cushions\"\u003ecar seat cushions\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eComfort accessories, not medical devices. They are not intended to diagnose, treat, cure, or prevent any medical condition.\u003c\/em\u003e\u003c\/p\u003e","products":[{"product_id":"sciatiguard-sciatica-seat-cushion-car-office","title":"SciatiGuard™ U-Cut Memory Foam Seat Cushion — Car \u0026 Office","description":"\u003cp\u003e\u003cstrong\u003eSwap a flat, hard seat for a contoured one, in the car or at your desk.\u003c\/strong\u003e The back of the cushion is cut out in a U so your tailbone area stays free, while the memory foam shapes to you along the front and sides.\u003c\/p\u003e\u003cp\u003eA non-slip underside helps keep it in place on car seats and office chairs. It adds about 2 in (5 cm) to your sitting height, so readjust your seat after placing it.\u003c\/p\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eApprox. 17.7 × 13.8 × 2.0 in (45 × 35 × 5 cm)\u003c\/li\u003e\n\u003cli\u003eU-shaped rear cutout\u003c\/li\u003e\n\u003cli\u003eMemory foam fill\u003c\/li\u003e\n\u003cli\u003ePolyester cover\u003c\/li\u003e\n\u003cli\u003eNon-slip underside\u003c\/li\u003e\n\u003cli\u003eColors: Black, or Gray (black top with light gray sides)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWho it's for\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDaily drivers and long road trips\u003c\/li\u003e\n\u003cli\u003eHome-office and long desk days\u003c\/li\u003e\n\u003cli\u003eSeats that feel too hard or have sagged\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCare\u003c\/h3\u003e\u003cp\u003eWipe the cover with a damp cloth and mild soap, then let it air-dry away from direct sunlight.\u003c\/p\u003e\u003cp\u003eIn the car, place it while parked with the cutout toward the backrest, then readjust your seat, mirrors and seat belt before driving.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThis product is a comfort accessory, not a medical device. It is not intended to diagnose, treat, cure, or prevent any medical condition.\u003c\/em\u003e\u003c\/p\u003e","brand":"Cusheal","offers":[{"title":"Black","offer_id":53323955765585,"sku":"CSH-SCIAT-BLK","price":79.9,"currency_code":"USD","in_stock":true},{"title":"Gray","offer_id":53323955798353,"sku":"CSH-SCIAT-GRY","price":79.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1030\/9212\/6033\/files\/sciatiguard-noir-packshot_07465446-73f7-460a-8bff-26fa95f6edc7.png?v=1792099464"},{"product_id":"reliefcore-seat-cushion-back-support","title":"ReliefCore™ Coccyx Seat Cushion with Built-In Back Support","description":"\u003cp\u003e\u003cstrong\u003eOne cushion for your seat and your lower back, so the two stay together instead of sliding apart.\u003c\/strong\u003e A central opening is designed to take pressure off your tailbone area, raised side contours help keep you in place, and the rear lip supports your lower back. The slow-rebound memory foam follows your shape without flattening under you.\u003c\/p\u003e\u003cp\u003eSet it against the backrest of an office chair, dining chair, armchair or a wide, flat car seat. The non-slip underside helps keep it where you put it.\u003c\/p\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: contoured seat cushion with built-in back support, one piece\u003c\/li\u003e\n\u003cli\u003eSize: approx. 17.3 × 16.9 in (44 × 43 cm), up to 7.9 in (20 cm) high at the back\u003c\/li\u003e\n\u003cli\u003eFill: slow-rebound memory foam\u003c\/li\u003e\n\u003cli\u003eCover: removable and washable\u003c\/li\u003e\n\u003cli\u003eUnderside: non-slip\u003c\/li\u003e\n\u003cli\u003eColor: gray\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWho it's for\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLong hours seated at work or at home\u003c\/li\u003e\n\u003cli\u003eOffice chairs, dining chairs and armchairs\u003c\/li\u003e\n\u003cli\u003eAnyone who prefers one all-in-one cushion to a separate seat cushion and lumbar pillow\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCare\u003c\/h3\u003e\u003cp\u003eRemove the cover and machine wash it on a delicate cycle at 86°F (30°C), then dry flat. Clean the foam on the surface only.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThis product is a comfort accessory, not a medical device. It is not intended to diagnose, treat, cure, or prevent any medical condition.\u003c\/em\u003e\u003c\/p\u003e","brand":"Cusheal","offers":[{"title":"Default Title","offer_id":53324053119313,"sku":"CSH-RLFCR-001","price":84.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1030\/9212\/6033\/files\/reliefcore-coccyx-cushion-1.jpg?v=1773819344"},{"product_id":"ergodrive-inclined-car-seat-cushion","title":"ErgoDrive™ Inclined Car Seat Cushion — Memory Foam Wedge for Driving","description":"\u003cp\u003e\u003cstrong\u003eHigher at the back, lower at the front.\u003c\/strong\u003e Many car seats dip toward the backrest, so you sink in with your knees above your hips. ErgoDrive adds a gentle slope that sits you a little higher, while the front stays close to the seat.\u003c\/p\u003e\u003cp\u003eA cutout at the back takes pressure off your tailbone area, and the zippered mesh cover comes off for washing.\u003c\/p\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSize: approx. 17.7 × 13.8 in (45 × 35 cm)\u003c\/li\u003e\n\u003cli\u003eThickness: approx. 3.1 in (8 cm) at the back to 0.6 in (1.5 cm) at the front (manufacturer diagram)\u003c\/li\u003e\n\u003cli\u003eFill: memory foam (per manufacturer)\u003c\/li\u003e\n\u003cli\u003eCover: mesh with zipper\u003c\/li\u003e\n\u003cli\u003eColors: black top, light gray sides\u003c\/li\u003e\n\u003cli\u003eRear cutout\u003c\/li\u003e\n\u003cli\u003eIn the box: one cushion (car seat not included)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWho it's for\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDrivers whose seat feels too deep at the back\u003c\/li\u003e\n\u003cli\u003eAnyone who would like to sit a little higher behind the wheel\u003c\/li\u003e\n\u003cli\u003eCommuters and road-trippers who spend long stretches in the car\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCare\u003c\/h3\u003e\u003cp\u003eUnzip and remove the cover, then wash it following the care label. The foam is not washable; air it out regularly.\u003c\/p\u003e\u003cp\u003eInstall the cushion while parked, then readjust your seat, mirrors and seat belt before driving. Check your headroom, since the back adds about 3.1 in (8 cm).\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThis product is a comfort accessory, not a medical device. It is not intended to diagnose, treat, cure, or prevent any medical condition.\u003c\/em\u003e\u003c\/p\u003e","brand":"Cusheal","offers":[{"title":"Default Title","offer_id":53581565362513,"sku":null,"price":54.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1030\/9212\/6033\/files\/ergosia-assise-inclinee-20260916_7b3a839b-888b-4c8d-84f3-1c00699e8a22.png?v=1792099419"},{"product_id":"ergopro-contoured-office-chair-seat-cushion","title":"ErgoPro™ Contoured Seat Cushion with Rear Cutout — Desk Chairs","description":"\u003cp\u003e\u003cstrong\u003eA shaped seat that keeps you settled instead of sliding forward.\u003c\/strong\u003e Raised edges frame your thighs on each side, the scooped center holds your hips, and a cutout at the back takes pressure off your tailbone area.\u003c\/p\u003e\u003cp\u003eAt about 16.1 × 15.0 in, it suits narrower chairs. It adds roughly 4.3 in of height, so lower your chair to keep your feet flat and your forearms level with the desk.\u003c\/p\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eShape: scooped center, raised side edges, rear cutout\u003c\/li\u003e\n\u003cli\u003eApprox. 16.1 × 15.0 × 4.3 in (41 × 38 × 11 cm)\u003c\/li\u003e\n\u003cli\u003eAdds about 4.3 in (11 cm) of seat height\u003c\/li\u003e\n\u003cli\u003eOne cushion; chair not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWho it's for\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesk workers whose office chair is flat and featureless\u003c\/li\u003e\n\u003cli\u003ePeople who tend to slide forward in their seat\u003c\/li\u003e\n\u003cli\u003eAnyone looking for a compact cushion for a narrower chair\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eThis product is a comfort accessory, not a medical device. It is not intended to diagnose, treat, cure, or prevent any medical condition.\u003c\/em\u003e\u003c\/p\u003e","brand":"Cusheal","offers":[{"title":"Default Title","offer_id":53777475240273,"sku":null,"price":69.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1030\/9212\/6033\/files\/coussin-de-chaise-ergonomique-bureau-voiture-ergop-gris-fonce-fond-blanc_5a2ef0e7-9cef-4f2a-8026-428fdd9a53ad.jpg?v=1792099426"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1030\/9212\/6033\/collections\/reliefcore-coccyx-cushion-1.jpg?v=1792088992","url":"https:\/\/cusheal.com\/collections\/coccyx-seat-cushions.oembed","provider":"Cusheal","version":"1.0","type":"link"}