mattress bed stores near thillainagar growell beds and furnitures he Grid Mattress is a modern mattress design that features a unique grid-like structure, typically made from a proprietary material such as hyper-elastic polymer. This innovative mattress design aims to provide a balance of support, comfort, and breathability. The mattress consists of a grid of interconnected squares or hexagons made from a flexible and durable material. Each grid cell compresses independently to adapt to the body's shape and movements, providing targeted support and pressure relief.