Gel Memory Foam Cushion The combination of gel and memory sponge makes the cushion more comfortable.Ergonomically designed to promote better posture, gel layer provides superior cooling comfort.Good back elasticity. Maintain Comfort Sitting for a long time will produce a great sense of pressure on the crotch. The crotch slotted design can reduce the pressure on the crotch, reduce muggy. Pain Relief Helps recovery of lower back problems, herniated discs, tailbone injuries, sciatica and other spinal issues. Widely Practical Memory foam cushion great for office, home, travel, car seat or wheelchair use.Triangular slope design can also be used in bed. Friendly for people who have long -term bed.