Serta iComfort Iona Mattress

5 support zones designed for full-body alignment, with cool-to-the-touch fabric and premium memory foam comfort.Specifications Brand Name: Serta Collection: iComfort Model: Iona Comfort Level: Medium | Plush Top Style: Tight Top Mattress Type: Memory Foam Bed Size: Twin XL | Full | Queen | King | California King Product Details 5 ZoneResponse™ Foam: a 5-zoned foam designed for full-body alignment Perfect Conform™ Memory Foam: premium, graphite-infused memory foam designed to provide targeted pressure relief and redistribute heat away from the body 1” of graphite-infused Perfect Conform™ Memory Foam CoolFeel™ Fabric: a cool-to-the-touch fabric that keeps you at a comfortable temperature throughout the night EverCool® Fuze Gel Memory Foam available in select models Availability — Available Configurations SKU 500802171-1020 — Medium / Twin XL SKU 500802171-1030 — Medium / Full SKU 500802171-1050 — Medium / Queen SKU 500802171-1060 — Medium / King SKU 500802171-1070 — Medium / California King SKU 500802372-1020 — Plush / Twin XL SKU 500802372-1030 — Plush / Full SKU 500802372-1050 — Plush / Queen SKU 500802372-1060 — Plush / King SKU 500802372-1070 — Plush / California King