With an Elvie breast pump, you get a wearable breast pump that you can pump hands-free with. You can easily place the Elvie breast pumps into your maternity bra. Which Elvie pump suits you best depends on your own wishes. For example, get the Elvie Pump if you want to pump completely wirelessly. Do you want a hands-free pump of hospital quality? Get the Elvie Stride. It's also important to consider whether you want a single or double breast pump. With a single pump, you can pump milk from 1 breast while feeding live with the other. If you prefer to pump both breasts at the same time, get a double Elvie breast pump.