Twin: 43W x 78D x 60H, 8 yards COM, 2 yards Fabric Welt Queen: 62W x 83D x 60H, 14 yards COM, 2 yards Fabric Welt King: 80W x 83D x 60H, 16 yards COM, 3 yards Fabric Welt Sometimes, a headboard just isn't enough. We've transformed our best-selling Wave Headboard to a platform bed in all three sizes.The neat and classic platform frame adds "grown up" appeal to the whimsical wave design. The contemporary design and clean lines of the Wave Platform bed, scream for crisp, tidy bed linens for an easy, pulled together look. Always Make Your Bed. No box spring necessary, the platform bed design only requires your choice of mattress. ** Please Note, if using COM, production will not start until we receive your COM and COM FORM Assembly Required. Made in America