







Large Office Chair Cushion
US$53.98
Arrives as soon as ✓ Free shipping — over $200Description
Product Details Color:Ice Silk Black Fabric Type:100%memory Foam Size:Large Special Feature:Cooling Specific Uses For Product:Pain Relief, Posture Support, Pressure Relief, Sciatica Relief, T...
Delivery & Returns
Free shipping over $200
Orders of $200 or more ship free. No code needed.
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Porchelle
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Product Details
- Color:Ice Silk Black
- Fabric Type:100%memory Foam
- Size:Large
- Special Feature:Cooling
- Specific Uses For Product:Pain Relief, Posture Support, Pressure Relief, Sciatica Relief, Tailbone Pain Relief, Back Pain Relief, Long Sitting, Office Work, Driving, Travel, Wheelchair Use
- Model Name:A6
- Model Number:A6
- Shape:ergonomic
- Age Range Description:Adult
- Number of Pieces:1
- Number of Packs:1
- Item Highlight:Seat Cushion for Office Chairs & Car - Ergonomic Office Desk Accessories - Cushions for Tailbone Pain Relief, Sciatica
- Recommended Uses For Product:Driving, Sitting
- Fill Material:Memory Foam
- Material Type:Memory Foam
- Product Care Instructions:Outer Cover: Hand wash only, machine washable., Pillow Insert: Do not machine wash; Do not expose to direct sunlight.
- Target Use Body Part:Buttocks
- Item Firmness Description:Medium Soft
About this item
- Ergonomic Seat CushionOur ergonomic coccyx car seat cushion comes with a ventilated hollow cutout design to relieve pressure on the tailbone, hemorrhoid and sensitive pelvic zones. Its thin front‑thigh slope improves leg blood circulation and eases thigh numbness. It helps ease tailbone ache, sciatica, hip compression and lower‑back strain for long‑time sitters.
- All‑Day Comfort For Long‑Hour SittersMeasuring 19.68 x 17.71 x 5.31 inches, this oversized seat cushion for car delivers wider hip coverage to fully cradle hips with no edge squeezing or slipping. Built for 100‑240 lbs adults, it balances soft‑firm support to prevent bottoming out during long sits. Ideal for office workers, drivers, wheelchair users and gamers to stay focused through work and commutes.
- HIGH‑DENSITY MEMORY FOAMBuilt with high‑density 100%memory foam, unlike cheap low‑density foam, this cushion retains its structure and resists flattening with heavy daily use. The central cutout boosts inner‑pad airflow to avoid stuffiness. It evenly distributes hip load, making it helpful for hemorrhoid discomfort, post‑surgery recovery and pregnancy‑related sitting relief.
- Details create comfortSeat Cushion Built‑in carrying handle for convenient portability. Non‑slip dotted backing prevents cushion sliding during movement. Smooth zipper enables easy cover removal for washing. Outer cover is soft & breathable; note: inner foam insert cannot be machine washed.
- Unique Thin‑Front Slope Optimized For Car Driving ExperienceProwizm car seat cushions for driving come with a specialized thin front‑edge slope that prevents thighs from being lifted upward, preserving broad driving vision and reducing blind spots while delivering a 1.98‑inch height boost. Dual‑side raised contours supply stable lateral hip support and promote proper pelvic posture for both driving and office desk‑sitting scenarios.
- Universal Fit For Most Seats & Ideal Practical Gift ChoiceCompatible with most standard seats including office chairs, car seats, home dining chairs and wheelchairs. A thoughtful gift choice for those troubled by sitting‑triggered body soreness, ideal for post‑surgery rehabilitation users and seniors. If you receive defective items or have usage concerns, reach out to us for satisfying customer support.
Shipping Policy
Porchelle ships from the United States.
Most orders leave the warehouse within 1 business day and arrive in 2–7 business days.
- Free shipping on orders of $200 or more, applied automatically
- Otherwise shipping is a flat $6.90
- Your tracking number is emailed as soon as your order ships
- We currently ship to the lower 48 United States
Return policy
30-day returns.
If it's not right for the room, you can request a return within 30 days of delivery, and Porchelle will email you return instructions. Change-of-mind returns must be unused, unassembled, and in their original packaging. There is no restocking fee. Depending on the item's packaged size and weight and how it needs to be collected, a change-of-mind return may have a return shipping or pickup cost. We only deduct the actual cost: we tell you the exact amount and get your OK before arranging a paid return, and if there is no cost, nothing is deducted. Returns for damaged, defective, or incorrect items are free.
How it works
- Email us at support@porchelle.com with your order number.
- We send your return instructions within 1 business day, along with any return shipping cost so you can decide.
- Your refund goes back to your original payment method within 10 business days of the carrier scan.
Damaged or defective on arrival? Send a photo and Porchelle replaces or refunds immediately, return shipping on us, and in most cases you won't need to send anything back.








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