FTISSLY Lumbar Roll Pillow for Lower Back, 11 Inch Support

【30x12cm Cylindrical Structure: Accurately Fills the Gap of Lumbar Physiological Curve】This lumbar support pillow utilizes a 30x12cm (11.8x4.7 inches) cylindrical specification specially designed for the lumbar spine, which can accurately fill the gap between the human lumbar spine and the chair back. During long hours of sitting in offices, long-distance car driving, or leaning on sofas, this structure can provide full mechanical support, preventing the lumbar spine from over-posturing into a backward curve due to a lack of support, and relieving lumbar muscle fatigue and physiological soreness caused by long-term suspension from the source. 【High-Density Memory Foam Core: Accurately Shapes and Resists Sagging】The core of the back support rolls for chair is filled with high-density slow-rebound memory foam material, possessing excellent viscoelasticity and pressure-dispersion attributes. After contacting the body, the inner core can perform accurate shaping according to the user's body shape, weight, and sitting pressure, providing uniform upward support force and avoiding excessive stress on localized areas. The high-density foaming structure ensures that it is absolutely not easy to experience sagging or permanent deformation under long-term high-frequency, long-term maintaining its support force. 【Adjustable Elastic Strap: Locks Tight to Prevent Sliding and Repeated Slipping】The back of the lumbar pillow is equipped with a high-elasticity elastic strap with an adjustment buckle, which can be firmly wrapped around and fixed on various specifications of office chair backs, car driver seats, passenger seats, and high-back sofas. This structure provides strong positioning, ensuring that when the user frequently sits up, adjusts sitting postures, or during vehicle bumpy transit, the lumbar pillow is always locked tight at the set height, not easy to slide down, shift left or right, or slip down to the chair surface, saving the tedious action of repeated manual adjustment. 【Removable Black Zipper Pillowcase: Stain-Resistant and Dishwasher Safe】The outer layer utilizes a back support cushion made of wear-resistant high-density fabric, possessing excellent stain-resistant and wear-resistant attributes, which can seamlessly blend into various modern office and vehicle interior styles. The pillowcase is equipped with an invisible zipper, which can be easily detached and tossed into a standard domestic washing machine for water washing and machine washing, efficiently removing sweat stains, dander, and the odour of accidentally spilled tea. 【Multi-seat Compatibility: Adapts to Office, Self-Driving Travel】Benefiting from a compact and lightweight damage-free exterior design, this lumbar roll pillow possesses broad cross-scenario adaptability. It is not only an increased support piece for office chairs and car seats, but can also be stably fixed on single armchairs, independent recliners, and medical wheelchairs. Whether it is the high-frequency sitting scenarios of programmers and professional drivers, or the daily home care of the elderly and post-operative recovery populations, it can provide universal damage-free lumbar care and support protection.