Mattress topper: Get a 4cm-thick bamboo mattress topper! Cover: With a polyester cover with a funky bamboo print. Memory foam: Made using a temperature-sensitive memory foam filling. Features: Anti-bacterial and hypo-allergenic. Designed to: Help promote a natural positive alignment for the spine. Sizes: Choose from single, double, king or super king sizes. 4Cm Bamboo Mattress Topper | Single | Living Social