“Get Primal” with this 100% cotton t-shirt that lets people know you are a hardcore Grokker. This high-quality American Apparel brand t-shirt is perfect for your Primal lifestyle. Whether you’re playing, sprinting, lifting weights or just kicking back you will look good doing it in this Primal-approved apparel. Available in both black with a red logo, and red with a black logo.

Get your picture taken wearing one and you’ll be ready to join our community Flickr photo stream (see “Grok in the Wild!” in the sidebar of Mark's Daily Apple). So order one today and let's Get Primal!