single mattress for sale in thillainagar growell beds and furnitures trichy Master is the most appealing orthopedic memory foam mattress. Made with quality and premium quality material. Back Master has medium-soft support, this mattress tops the competition with its guaranteed comfort and pleasure. Topped with extra-thick high-grade memory foam and superior breathable fabric, it has the support of high quality Reactive and antiskid at the base of mattress that eliminates movement.