Buy one Shake, get one Shake of equal or lesser value free from 2:00pm - 5:00pm local time, every day from 9/1/24 - 9/30/24. Must mention promo in-store or use code SHAKEMONTH24 at checkout when ordering through order.elevationburger.com. Not valid on Vegan Sakes or on third-party delivery orders. Cannot be combined with other offers, discounts, or rewards. Online ordering available at participating locations only. Menu offerings and pricing vary by location. Additional restrictions may apply, ask store associate for more details.