If you are looking for geek gifts for a chemistry student or enthusiast, look no further than a Periodic Table Shower Curtain. This curtain is 100% polyester, machine washable, and H2O repellant with rust resistant grommets. The large print ensures that you will be able to see the table from anywhere in your bathroom to maximize revision time. Measuring in at 11.1 x 9.2 x 1 inches and 13.6 ounces, this color-coded shower curtain fits standard tubs and pulled in a 4-star rating on Amazon. Durable plastic rings are included.