Anti-slip fixation, stable and secure: Equipped with straps for secure attachment to chairs, preventing sliding or shifting, ensuring a stable seating experience without constant adjustments. Scientific spine protection with U-shaped tailbone design: Tailored U-shaped groove fits the hip curve, offering precise pressure relief for the tailbone area, promoting healthy sitting posture and spine alignment. Upgraded comfort with thickened high-elastic material: Filled with premium slow-rebound sponge, this cushion provides superior thickness and density, effectively dispersing buttock pressure for long-lasting support and comfort akin to sitting on a cloud. Multi-functional and portable for versatile use: Ideal for office chairs, student stools, computer chairs, sofas, hard benches, and car seats. Lightweight with a portable handle for easy transport. Removable and washable cover ensures effortless maintenance. Versatile usage in home and office settings: Perfect for enhancing comfort in the living room, bedroom, or office space. The cushion's adaptable design suits various seating arrangements while maintaining hygienic through easy cleaning options. Description: Enhance your sitting experience with our seat cushion featuring anti-slip fixation for stability and security. The cushion's bottom is equipped with straps to prevent sliding or shifting, ensuring a worry-free seating experience. Its U-shaped tailbone design offers scientific spine protection by fitting the hip curve perfectly and providing pressure relief for the tailbone area. Made with high-quality, high-density slow-rebound sponge, this cushion is thickened and high-elastic, offering upgraded comfort that disperses pressure on your buttocks effectively. Versatile and portable, it can be used on various chairs and seats, including office chairs, sofas, and car seats. The removable and washable cover makes maintenance a breeze. Elevate your comfort level at home, in the living room, bedroom, or office with this multi-functional seat cushion. Item Name: Seat Cushion Material: Cotton Linen Features: Anti-Slip Fixation, High-Elastic, Lightweight Size Details: Diameter: 40cm/15.75" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Seat Cushion