Featuring superior firmness for infants and toddlers, this Sealy crib mattress is just what your little one needs. Click on the BABY PRODUCTS & CLOTHES GUIDE to find everything you need to keep your baby healthy and happy! - https://www.kohls.com/feature/baby-products-guide.jsp.. 204 heavy gauge interlocking steel coils are heat-tempered , Two non-allergenic layers insulate mattress for lasting durability, All-around border rods keep sides, corners & edges firm, Cover resists stains, odors & mildew, 2 stage mattress: a firmer side for infants/newborns and a second softer side for toddlers.. 51.625"H x 27.5"L x 5.75"D, Fits crib and toddler bed frames, Polyester fiber batting, vinyl laminate, steel, Wipe clean, Manufacturer's 20-year limited warranty. For warranty information please click here - https://cs.kohls.com/app/answers/detail/a_id/140, Model no. EM438-VIV1. Size: One Size. Color: Beige. Gender: unisex. Age Group: kids. Material: NONE.