kurlon shop near me growell beds and furnitures trichy A coir mattress typically consists of coir (coconut fiber) as the primary material for support and structure. HR foam, on the other hand, stands for High Resilience foam, which is a type of foam known for its durability and bounce-back ability.Overall, a coir mattress with HR foam combines the natural firmness and support of coir with the comfort and resilience of HR foam, making it a popular choice for those seeking a supportive yet comfortable mattress option.