This is an OATEY Set-Rite Toilet Flange Extension Kit, model 43400, designed to elevate a toilet flange from 1/8" to 1-5/8". The kit includes items shown in the picture, made of red plastic material, with a round shape and standard bowl shape. It is code approved, suitable for toilets, and made in the United States. The item length and height are both 8 inches.