We take the fuss out of buying an integrated EZ split key cup because we’ve designed our online store to be convenient and easy to use. You can find the drug test that you’re looking for quickly and customer service is fast to respond to your questions. The E-Z integrated key cup is a wonderful product that makes drug testing much more accurate and simple to administer. When you want to have control over your work environment and ensure that your team is free of drugs, then let us be of service. Here are just a few reasons people come back to us time and again when they have to shop for drug tests.