Get your best night's sleep with this 12-in. Hybrid 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. FEATURES: SealyComfort™ Gel Memory Foam conforms to your body to provide pressure relief and a personalized sleep experience, SealySupport™ Transition Foam enhances the overall comfort of the mattress and adds long-lasting durability, 7-in. SealyResponsive Encased Coils move independently for targeted support across the mattress while advanced edge coils provide increased airflow, support and durability, Surface-Guard Technology kills bacteria on the surface of the mattress, protecting it from common allergens, Ideal for all types of sleepers, Medium firm. SIZING: Twin: 12" H x 39" W x 75" L, Twin XL: 12" H x 39" W x 80" L, Full: 12" H x 54" W x 75" L, Queen: 12" H x 60" W x 80" L, King: 12" H x 76" W x 80" L, Cal. King: 12" H x 72" W x 84" L. CONSTRUCTION & CARE: Polyester, spandex, 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. RESPONSIBLE Phthalate free. CertiPUR-US Certified. Color: White. Gender: unisex. Age Group: adult.