Features: The mattress is topped with stretch cotton and is tufted, designed to enhance the mattress' lifespan. Mattress sale: Get a 1000 pocket mattress. Mattress depth: Approximately 10". Size options: Available in single, small double, double. king or super king. Mattress tension: Medium firm. Mattress fillings: Responsive memory foam with polyester and cotton fillings. 1000 Pocket Mattress | Living Social