Home Technologies Biaxial Biaxial Back to overview Stretch and recovery at its best! Biaxial is a new generation of knitted mattress fabrics that enhances the flexibility of the mattress core. Biaxial: Enhances the flexibility of the mattress core. Shows superior point elasticity and stretches up to 50% in all directions. Recovers completely from pressure. Even when a person sleeps on it for years, Biaxial will revert to its orginal shape. Provides ideal support for the spine and reduces pressure points.