Features for the Ultra 132. Adjustable legs allow you to personalize the base to your specific style. Pillow-tilt articulation supports your head and neck while you sit up in bed. MicroHook retention system keeps your mattress in place without a retainer bar. Full-body massage with low, medium and high settings. Under bed lightening helps you find your way. Wall hugger stops the set from hitting a wall. This specific base comes with our Eco Pure Mattress. 4" 1.8Lb high density soy-based core, 2" high density serene memory foam. Also has our all new 2" copper infused latex with all natural properties.