Upgraded Dual-Layer Pressure Mattress: Designed to prevent direct contact with bed board and relieve pressure points, SKYSHALO alternating air pressure mattress is medically recommended for those with bedsores or ulcers or require prolonged bed rest, offering an effective solution for a comfortable sleep. Customizable Pressure: With 450 pounds strong capacity and stepless pressure adjustment, our pressure alternating mattress offers personalized treatments for each patient. 19 individual air chambers provide enhanced comfort by pressure alternating between inflation and deflation. Innovative A, B-C Pressure Modes: Our air mattress for bed sores outperforms others with its unique A, B-C pressure modes, providing humanized inflation and deflation, improving blood circulation and relieving pressure points. The head pillow feature maintains head positioning and prevents uncomfortable movement. Multifunctional, More Reassuring: 30dB ultra-quiet electric pump with LED display for clearer and accurate readings. Enhanced with intelligent function: low-pressure alarm and quick deflation. In case lifesaving measures, the safety valve with CPR emergency rescue function can quickly deflate, making the bed surface more firm and stable. High-Quality Waterproof Nylon: Constructed with premium waterproof nylon, this hospital bed pressure mattress is skin-friendly, waterproof, and dissipates heat effectively. It is easy to clean and maintain, protecting patient's skin from friction and moisture for unmatched comfort.