ProFlo / Briggs 1212 / 1312 Toilet Tank Lid WHITE Nice! 18C
15 3/4" x 8 3/4". Fits tanks that are about 14 3/4" x 8 1/4" We also have this model available in almond / bone. You are buying peace of mind in addition to the lid. These are things to consider which you might not have thought of.