Daisy White 6" Bunkie Board Combo Mattress, Twin, 75"L X 39"W X 6"H, 40lbs. Made of north american lumber, multi slat support construction. This bunkie board features chiropractic fabric, multi-needle diamond quilt and 3 layer quilting Features: Quilting: Chiropractic Fabric, Multi-Needle Diamond Quilt, 3-Layer Quilting Padding: 4" Of 8 Oz Polyester Fiber Batting Stitching: Tex-45 Flameout Firefly Yellow Thread Safety: Quilted Fire Barrier Construction: �North American Lumber, Multi-Slat Support Construction Protection: 2" Corner Guard Protection US-Made (Incl. Foreign Materials)