Bulltwin layer mattress for luxurious ortho support bull750 miracoilreg springs for zoned support and pressure relief with 800 mini pocket springs for firm support bullextra edge support for maximum sleep space bullacupressure layer stimulates acupressure points on the back for relaxing sleep bullcomfortable and breathable silentnight ecocomfort fibrereg scientifically proven to keep you cooler bullsoft knit mattress lid with a luxury quilted finish bulleasy care