Pocket Spring Mattress 180x200, 7-Zone Ergonomic H3 with Comfort Foam, OEKO-TEX Certified WhiteOur Reinforced Edge Support System utilizes high density foam encasement and additional perimeter springs to create a sturdy, supportive edge. This design increases the usable sleeping surface by up to 20%, prevents roll off when sitting or sleeping near the mattress edges, and maintains consistent support across the entire surface for enhanced durability. Rest easy knowing your mattress features OEKO TEX Certified Materials. This ensures all