This mattress has been expertly hand-tufted, this mattress keeps all of those lush fillings in place for long-lasting performance, providing the sleeper with an exquisite comfortable soothing sleep. With a 3D black and white quilted vented border, that aids the circulation of air keeping your mattress odor-free for a cleaner healthier sleeping environment. Consisting of a layer of the revolutionary new memory fiber. Memory fiber is an alternative to memory foam. It has vertically aligned fibers that are designed to mimic the feel of memory foam, whilst allowing air to circulate and the sleeper to feel cooler. It is also 100% recyclable. The mattress has a Bonnell 13.5 gauge open coil spring unit which supports the weight evenly, distributing across the mattress for full-body support. The total depth of the mattress is 8" inches approximately 23cm deep. Designed with hypoallergenic fillings and anti-dust mite properties, it has an anti-bacterial and non-sleep panel making the mattress single-sided. No need to flip the mattress, simply rotate it every couple of months for the best results and keep it in pristine condition for long-lasting performance.