King Koil Twilight Euro Top Medium

King Koil's Twilight is a 15.25-inch, medium-feel, tufted euro top spring mattress from their Intimate Collection. It offers a supremely supportive and durable sleep experience. Its core features work together to provide consistent, handcrafted comfort that conforms to your body while actively extending the mattress's lifespan. The Twilight mattress excels in personalized comfort and superior temperature regulation through its use of premium, specialized layers. Comfort is achieved through Graphite Talalay Plush Latex and Hypergel Plush Memory Foam. Crucially, these components—combined with the natural Silk Wool Blend and breathable FlexKnit™ Fabric— are engineered to maximize airflow, wick away moisture and heat, and deliver a consistently cool and plush sleeping environment. Features Medium Comfort Feel Tailormade Tufting™: Years of consistent support. Handcrafted comfort. Extends the life of the mattress. 825 Contourflex Encased Coil System: Reduces motion disturbance. Conforms to body’s curves. Relieves body pressure points. Silk Wool Blend: Natural & breathable. Durable cooling comfort. Sustainable. Graphite Talalay Medium Latex: Pressure relieving support. Highly resilient & durable. Wicks away moisture & heat. 2000 Perimeter Zoned Micro Coils: Zoned pressure relieving support. Conforms to body’s curves. 2,000 encased steel coils. Hypergel Plush Memory Foam: Highly breathable. Highly resilient & durable. Conforms to body’s curves. FlexKnit™ Fabric: 4-way stretch to enhance comfort. Highly breathable for superior airflow. Durable & Resilient. Additional Features: Anti-Microbial Safeguard Fibers, Comfort Quilt Foam, Foam Encasement, Everlast® Base Foam Mattress Sizes Twin: 38" x 75" x 15.25" Twin XL: 38" x 80" x 15.25" Full: 54" x 75" x 15.25" Queen: 60" x 80" x 15.25" Split Head Queen (split at the head): 60" x 80" x 15.25" King: 76" x 80" x 15.25" Split Head King (split at the head): 76" x 80" x 15.25" CA King: 72" x 84" x 15.25" Split Head CA King (split at the head): 72" x 84" x 15.25" * All measurements are approximate and may vary slightly