Get a perfect night's sleep with this comfy Serta Perfect Sleeper Nestled Night 10" Medium Firm Gel Memory Foam Mattress-In-A-Box. Click this BED & BATH GUIDE to find the perfect fit and more! - https://www.kohls.com/feature/bed-bath-guide.jsp. Breathable, Zipper closure, Medium firm, Serta's exclusive HexCloud Gel Memory Foam boasts unique geometric cut outs to deliver cool, contouring pressure relief for oh-so-relaxing sleep, A thick layer of Serta Foam Core allows you to sleep comfortably in any position., A transitional layer of gel-infused foam offers all-around cooling comfort and cushioning support, Consistent edge to edge support is provided by our Foam Support Core, CertiPUR-US Certified. SIZING: Twin: 10" x 40" x 81", Twin XL: 10" x 40" x 76", Full: 10" x 55" x 76", Queen: 10" x 61" x 81", King: 10" x 78" x 81", Cal. King: 10" x 85" x 73". CONSTRUCTION & CARE: Stretch Polyester, Gel Memory Foam fill, Spot clean, Imported, Manufacturer's 10-year limited warranty. For warranty information please click here - https://cs.kohls.com/app/answers/detail/a_id/140. Color: White. Gender: unisex. Age Group: adult. Material: POLY BLEND.