--- product_id: 514890158 title: "Gel Seat Cushion for Long Sitting - 18.5\" x 17\" x 1.4\" (Large＆Soft) Gel Cushion for People Over 100 lbs, Pressure Relief Cushions for Office Chair, Egg Cushions for Wheelchair, Seat Pad for Car" brand: "lyuanec" price: "717.25 DT" currency: TND in_stock: true url: https://www.desertcart.tn/products/514890158-gel-seat-cushion-for-long-sitting-18-5-x-17 store_origin: TN region: Tunisia --- # 18.5" x 17" x 1.4" large size Fits most chairs & car seats Breathable ventilated cover Gel Seat Cushion for Long Sitting - 18.5" x 17" x 1.4" (Large＆Soft) Gel Cushion for People Over 100 lbs, Pressure Relief Cushions for Office Chair, Egg Cushions for Wheelchair, Seat Pad for Car **Brand:** lyuanec **Price:** 717.25 DT **Availability:** ✅ In Stock ## Summary > 🪑 Sit Smart, Feel Fresh — Your All-Day Comfort Upgrade! ## Quick Answers - **What is this?** Gel Seat Cushion for Long Sitting - 18.5" x 17" x 1.4" (Large＆Soft) Gel Cushion for People Over 100 lbs, Pressure Relief Cushions for Office Chair, Egg Cushions for Wheelchair, Seat Pad for Car by lyuanec - **How much does it cost?** 717.25 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/514890158-gel-seat-cushion-for-long-sitting-18-5-x-17) ## Best For - lyuanec enthusiasts ## Why This Product - Trusted lyuanec brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Cool & Breathable Comfort:** Ventilated holes and breathable cover keep you fresh during long sitting sessions. - • **Secure & Easy Maintenance:** Non-slip dots keep cushion in place; machine washable cover for effortless care. - • **Universal Fit for Every Seat:** Perfectly sized to enhance office chairs, car seats, wheelchairs & more. - • **Ergonomic Pressure Relief Design:** Egg-shaped gel structure evenly distributes weight to reduce tailbone & hip pain. - • **Generous Dimensions for Ultimate Support:** Extra-large 18.5" x 17" surface cushions more area for all-day comfort. ## Overview The LYUANEC Gel Seat Cushion offers a large 18.5" x 17" x 1.4" gel pad designed for people over 100 lbs who sit for extended periods. Its ergonomic egg-shaped gel structure provides effective pressure relief by evenly distributing body weight, reducing tailbone and hip pain. The breathable, ventilated cover with non-slip dots ensures cool comfort and secure placement on most office chairs, car seats, and wheelchairs. Machine washable for easy upkeep, this cushion transforms hard seating surfaces into a supportive, comfortable experience. ## Description Gel Seat Cushion for Long Sitting - 18.5" x 17" x 1.4" (Extra Thick＆Soft) Gel Cushion for People Over 100 lbs, Pressure Relief Cushions for Office Chair, Egg Cushions for Wheelchair, Seat Pad for Car ✔️【18.5 INCH LENGTH】LYUANEC Large gel seat cushion with size of 18.5" x 17" x 1.4" (L x W x H), can provide more support than other gel cushion. ✔️【SUITABLE FOR PEOPLE】1.4 inch thickness gel pad is suitable for people (WEIGHING OVER 100 lbs) and people who needs long time sitting, such as driver, office worker and elderly people on wheelchair. We provide the best comfort cushion for long time sitting. ✔️【BEST WAY TO USE】With size 18.5" x 17" x 1.4", LYUANEC waffle cushion fit most car seat, office chair and wheelchair. Our seat pillow work most effective on hard surface chair, such as wooden chair, plastic chair or unbreathable leather chair. ✔️【PRESSURE RELIEF】This egg cushion create by elastic structure, offering a buffer zone between your body and chair surface, perfectly matches your body curves when you sit, evenly distributing body pressure, offer you cushioned comfort and support. As an ideal pressure relief cushion, it effectively reduces tailbone pain and hip pain during long hours sitting. ✔️【SOFT & BREATHABLE COVER】Unlike traditional cushions that are stuffy, this breathable recliner cushion features ventilated holes to keep the contact surface cool. And the machine washable detachable cover features non-slip dots to keep the cushion seat securely in place. ## Features - ✔️【18.5 INCH LENGTH】LYUANEC Large gel seat cushion with size of 18.5" x 17" x 1.4" (L x W x H), can provide more support than other gel cushion. - ✔️【SUITABLE FOR PEOPLE】1.4 inch thickness gel pad is suitable for people (WEIGHING OVER 100 lbs) and people who needs long time sitting, such as driver, office worker and elderly people on wheelchair. We provide the best comfort cushion for long time sitting. - ✔️【BEST WAY TO USE】With size 18.5" x 17" x 1.4", LYUANEC waffle cushion fit most car seat, office chair and wheelchair. Our seat pillow work most effective on hard surface chair, such as wooden chair, plastic chair or unbreathable leather chair. - ✔️【PRESSURE RELIEF】This egg cushion create by elastic structure, offering a buffer zone between your body and chair surface, perfectly matches your body curves when you sit, evenly distributing body pressure, offer you cushioned comfort and support. As an ideal pressure relief cushion, it effectively reduces tailbone pain and hip pain during long hours sitting. - ✔️【SOFT & BREATHABLE COVER】Unlike traditional cushions that are stuffy, this breathable recliner cushion features ventilated holes to keep the contact surface cool. And the machine washable detachable cover features non-slip dots to keep the cushion seat securely in place. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | LYUANEC | | Model Number | 25563215756 | | Colour | Blue-large | | Product Dimensions | 48.26 x 43.18 x 4.06 cm; 1.32 kg | | Material | Memory Foam | | Special Features | Washable | | Item Weight | 1.32 kg | ## Product Details - **Brand:** LYUANEC - **Special feature:** Washable - **Colour:** Blue-large - **Size:** Standard - **Fill material:** TPE Gel ## Images ![Gel Seat Cushion for Long Sitting - 18.5" x 17" x 1.4" (Large＆Soft) Gel Cushion for People Over 100 lbs, Pressure Relief Cushions for Office Chair, Egg Cushions for Wheelchair, Seat Pad for Car - Image 1](https://m.media-amazon.com/images/I/61LXuK2cZRL.jpg) ![Gel Seat Cushion for Long Sitting - 18.5" x 17" x 1.4" (Large＆Soft) Gel Cushion for People Over 100 lbs, Pressure Relief Cushions for Office Chair, Egg Cushions for Wheelchair, Seat Pad for Car - Image 2](https://m.media-amazon.com/images/I/71yzCYUe14L.jpg) ![Gel Seat Cushion for Long Sitting - 18.5" x 17" x 1.4" (Large＆Soft) Gel Cushion for People Over 100 lbs, Pressure Relief Cushions for Office Chair, Egg Cushions for Wheelchair, Seat Pad for Car - Image 3](https://m.media-amazon.com/images/I/71toXVI4+nL.jpg) ![Gel Seat Cushion for Long Sitting - 18.5" x 17" x 1.4" (Large＆Soft) Gel Cushion for People Over 100 lbs, Pressure Relief Cushions for Office Chair, Egg Cushions for Wheelchair, Seat Pad for Car - Image 4](https://m.media-amazon.com/images/I/710xK6H+rrL.jpg) ![Gel Seat Cushion for Long Sitting - 18.5" x 17" x 1.4" (Large＆Soft) Gel Cushion for People Over 100 lbs, Pressure Relief Cushions for Office Chair, Egg Cushions for Wheelchair, Seat Pad for Car - Image 5](https://m.media-amazon.com/images/I/713bfKFB9FL.jpg) ## Frequently Bought Together - LYUANEC Gel Seat Cushion for Long Sitting, (18.5 Inch Extra Large) Soft＆Breathable Gel Cushion for Sitting, Wheelchair Cushions, None Pressure Point Seat Pads for Hip Pain - KYSMOTIC Gel Seat Cushion for Long Sitting (Super Large & Thick), Soft & Breathable, Gel Cushion for Wheelchair, Gel Chair Cushion for Hip Pain, Gel Seat Cushion for Office Chair --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/514890158-gel-seat-cushion-for-long-sitting-18-5-x-17](https://www.desertcart.tn/products/514890158-gel-seat-cushion-for-long-sitting-18-5-x-17) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-12*