The Pyrenex Ecrin Luxury mattress topper is ideally recommended for all sleepers wishing for more comfort on a firm mattress. With its filling of down and small feathers, the balance is optimal to support your body without pressure points, while remaining supple. Its 4 cm thickness, cassette finish and spacers help maintain the ideal distribution of supple comfort, even for two. It is easy to position thanks to its retaining elastics, and it is available in a wide range of sizes to perfectly fit your mattress. Enjoy exceptional, natural, healthy and breathable comfort thanks to its duck down and small feather filling. • Natural down and small feather filling, 1500g/m² • Greenfirst® anti-mite treatment: whose active substance is geraniol and containing peppermint essential oil. • 50% down, 50% white French duck small feathers, new • Made in France • Percale fabric 91 threads/cm² 100% combed white cotton • Cassette stitching with spacers • Two retaining elastics • Supple comfort • Cotton bag packaging with handles