Similar to: Serta iSeries NXG 3500 Mattress

This sleep system bridges the gap between plush, contouring comfort and the responsive support needed for spinal alignment. While the advanced coil structure and cooling tech make it a heavy-duty investment in rest, the trade-off is a substantial, high-profile build that demands deep-pocket sheets and a sturdy frame.

This is the ultimate solution for anyone who treats their bedroom like a furnace. By combining advanced cooling tech with the signature pressure-relieving foam, it manages to keep you significantly cooler without sacrificing that classic, weightless sinking feeling. It’s a heavy investment in sleep quality that finally solves the overheating problem.

This hybrid mattress balances the plush, contouring feel of memory foam with the responsive bounce of traditional coils. It’s a sophisticated choice for those who want a hotel-quality sleep surface that stays cool all night, though its substantial height might require deep-pocket sheets.