✔️[2.4 INCH THICKNESS]LYUANEC Thicken gel seat cushion with size of 16.5" x 14.5" x 2.4" (L x W x H), upgraded the thickeness from 1.6" to 2.4", making it 50% thicker and provide more support than other gel cushion.✔️[SUITABLE FOR PEOPLE]2.4 inch thickness gel pad is suitable for people (WEIGHING OVER 180 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 16.5" x 14.5" x 2.4" , 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.