The Simba Ultra Double Mattress features 11 layers of natural materials and cutting-edge technology for superior comfort. It includes 3,800 titanium alloy Aerocoil micro springs in the upper layers, offering pressure relief and minimizing movement transfer. The 2,500 high carbon steel Aerocoil springs below maximise support and airflow. The mattress also incorporates a blend of kapok, wool, and bamboo in its FusionCool top layer for freshness, while Simbatex foam provides enhanced elasticity. The SupportCore base with 1,000 pocketed springs ensures edge-to-edge support, and the breathable, removable cover with Stratos tech adds convenience.
Award-winning Simba Sleep uses innovation and expertise to design high-tech, affordable mattresses, targeting the most common causes of poor sleep: overheating, aches and pains, and partner disturbance.
Aerocoil® Springs
Simba is the most five-star rated mattress brand in the world. Because their unique Hybrid® mattress technology is designed to feel perfectly comfortable to everyone, no matter their shape or sleeping style.
Simbatex® Foam
Simba’s innovative Simbatex® foam is cleverly designed to offer extra airflow compared to standard memory foam. On top of that their experts have infused it with graphite, a naturally occurring material that helps dissipate heat for a fresher sleep.
Hybrid® Ultra Highlights
Luxury, visionary design. More of our signature tech than ever before, combined with high-performance natural materials.
Optimum support Our highest ever spring count of 7,300 springs offers more personalised contouring and supports pressure relief.
Spring count breakdown. Features 3,800 titanium alloy micro springs, 2,500 high carbon steel micro springs, 1,000 pocketed barrel springs