Featuring a steel-reinforced Semi-Flex® performance grid and wood slats
mineral-based cooling fibers that channel heat away from your body
Premium firm comfort layers ensure you feel supported on top of the mattress rather than sinking in
ideal for back and stomach sleepers
High-density foams and a zoned ErgoAlign layer ensure perfect spinal alignment for all sleep positions
Heavy Duty Adjustable Metal Bed Frame | All Sizes on_sale Featuring a steel-reinforced Semi-Flex® performanceBuilt to handle serious weight and serious sleep, the Monster Universal Metal Bed Frame adapts to every standard mattress size from Twin to California King. Crafted from heavy duty, cold rolled, recycled rail steel, it features ultra strong 2" side rails and a double leg center support to safely support up to 1,000 lbs. With easy glide feet and tool free assembly, this adjustable foundation delivers unbeatable strength, simplicity, and long term value.