Description Helix Twilight Core The Twilight is Helix’s firm memory foam mattress featuring a dense foam feel that supports spinal alignment and provides pressure relief at your hips and shoulders. This mattress combines 3 layers of high-density foam with hundreds of individually wrapped steel coils and features reinforced edge support to provide excellent motion isolation and durability. Choose between three cover options: the soft Breathe Knit cover, the cool-to-the-touch GlacioTex™ Cooling Cover, or the cooling, pressure relieving GlacioTex™ Pillow Top. Product Details: • Firm feel, 7-8 on the firmness scale • High-density memory foam • Cradling Helix Responsive Foam • 100% fiberglass free Additional details: • 11.5″ hybrid construction • Up to 1,000 individually wrapped steel coils • 10 year warranty • 1,800 customer reviews (4.4 star average) • GREENGUARD Gold Certified
