The Helix Twilight Elite is Helix's flagship luxury firm hybrid for back and stomach sleepers — a 15" tall, nine-layer mattress with the brand's most advanced construction. The exclusive GlacioTex Elite Cooling Cover is included as standard. Inside, you'll find SupremeSupport 7.0 ultra-dense memory foam (an extremely rare 7 lb density), two layers of individually wrapped steel microcoils, and the ErgoAlign contour layer for elevated lumbar support that keeps the hips lifted.

Up to 1,000 individually wrapped steel coils form the deluxe lumbar support base, with reinforced hip support and full-perimeter edge stability. Ships in two boxes due to its size. Handmade in Arizona. 120-night sleep trial, 15-Year Limited Warranty. CertiPUR-US and GREENGUARD Gold certified. Fiberglass-free.

• Feel: Firm (7-8/10)
• Best for: Back and stomach sleepers wanting top-tier support
• Profile: 15" hybrid, 9 layers
• Cover: GlacioTex Elite Cooling Cover (always included)
• Made in: Arizona, USA
• Trial & warranty: 120-night trial, 15-Year Limited Warranty