The Little Bottom Line LBL-MA2000 The Start-Up One Piece Children's Toilet, White 12-Inch rough - no special installation needed One piece. No separate regular sized tank. Everything scaled for children Grade A vitreous China The only children's one-piece toilet certified for both the U.S. and Canada by IAPMO 19-1/2-Inch Height by 10-3/4-Inch Width by 21-Inch projection