A. T-shaped Tailbone Support: Designed to alleviate pressure on the coccyx and ischium, this cushion features a T-shaped opening that aids in the relief of back and sciatic pain. It promotes a healthier recovery for those confined to bed, enhancing comfort and reducing discomfort. B. Ergonomic Triangle Slope Design: This triangular slope cushion supports the lumbar spine to prevent injury, making it ideal for individuals who spend extended periods in bed. Its ergonomic shape ensures support and comfort, effectively reducing tailbone pain and enhancing posture. C. Advanced Cold Gel Technology: The surface of this cushion is coated with cold gel that cools immediately upon contact, preventing heat build-up from prolonged sitting. This technology maintains the softness of the cushion and increases its supportiveness, easing pressure on the sciatic tailbone. D. Resilient Construction: Crafted from gel and sponge materials, this bedsore pressure relief pillow is engineered to maintain its shape and firmness over time. The slow-rebound sponge offers a balance of softness and support, ensuring it remains deformation-free even with continuous use. E. Versatile Application: This cushion is not just for bedridden patients; it is also suitable for anyone needing lower back and sciatica relief. It can be used in the office, while traveling, in car seats, or in wheelchairs, providing essential comfort and support wherever needed. F. Color: Blue G. Material: Sponge + Gel H. Package Contents: 1 * Anti Bedsore Cushion (Only the above package content; other products are not included.) I. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. The measurement allowed error is +/- 1-3cm.