♦︎ Machine washable ♦︎ Comfortable without fatigue even after sitting for long periods, and no more sore buttocks 【Ergonomic & Hollow Design】 Gently fits the shape of your buttocks and thighs. It absorbs and disperses pressure on the buttocks and thighs, making it less tiring even after sitting for long periods, and providing a comfortable seating experience without worrying about buttock pain. Furthermore, the hollow design of the cushion, with a hollow center, helps prevent stuffiness and problems such as hemorrhoids. Usable in various places such as offices, car seats, wheelchairs, and desks. 【Posture-beautifying Form】 The 3D-shaped, streamlined form gently cares for the tailbone, providing both a soft seating experience and stability. Simply sitting on it naturally maintains a forward-leaning posture, and the back muscles naturally stretch, guiding you to a correct posture without strain. 【Memory Foam Material】 The cushion, which combines memory foam, achieves an ideal seating comfort that gently sinks in but quickly returns to its original shape. It effectively disperses body pressure, making it less tiring even after sitting for long periods. The 3D-shaped streamlined form naturally stretches the back muscles, guiding you to a correct posture without strain. The material combines the shock absorption of gel and the shape memory of urethane, designed for both comfort and support. 【Non-slip Back & Removable Cover】 The non-slip backing prevents the cushion from slipping even when placed on stools, shell chairs, dining chairs, or office chairs, providing a stress-free experience. The cover made of mesh material has good breathability and is characterized by its ability to prevent heat buildup. It is especially useful in hot weather. It also excels in sweat absorption and quick-drying properties, which is great for releasing moisture and odors. Also, it is removable and washable for hygiene. 【Size】 (approx.) Length 29 x Width 40 x Thickness 3-7.5cm ＊ Brand new, unused ＊ Only one in stock → ♡ First come, first served ♡ I have opened it for inspection, Please let me know before rating if there are any defects. Basically, I try to ship within 24 hours. If you are in a hurry, please let me know in advance and I will give it priority ☺️ It will be sent compressed. KIRAFAS Chair Cushion Memory Foam Office Cushion Non-slip Back Hollow Design Seat Cushion Buttocks Pain Relief Breathable Removable Cover Office/Car/All Seasons Gray and Black 258