This bunk bed Crafted from pinewood and MDF, it includes slat kits that alleviate the need for a box spring, its a great bed for resting but also for play as they design the beds with your safety in mind. Add some modern flavor to the bedroom with the white color finish it blends well against a light surface. This bed’s unique design not only creates more space for you but will also add fond memories of playtime and sleepovers. Description Material: Pine Wood +MDF Size: Twin/Twin Color: White numbers of package: 3 Spring box: No need Assembly Required: Yes Origin: Vietnam Dimensions Overall Product Dimension: 79.6''L*81.6''W*91.8''H Bed Dimension: 75''x 38.6'' Trundle Dimension: 74.4''x 38.6'' Total height: 91.8'' Overall Product Weight: 190lb Weight capacity of Upper/Down/Trundle bed: 250lb Recommend Bunk Bed Mattress thickness: 6'' Recommend Trundle Mattress thickness: 4''