Shower Bases come in many different options as shown below. You can choose different drain locations or what color base you want. There are plenty of different sizes to choose from depending on the size of your bathroom. you can get low threshold shower bases or barrier free ones for wheelchair accessibility. You can also choose from acrylic or gel coat shower bases. Just click on any blue model # to open the specification sheet for that size. If the model # is black, there are no specifications available.