You will need to use your Promo Code at Les Mills by following these steps: Log in to your account information or create a new account, select your favorite products and add them to the cart. At the same time, you can view the products you want to buy in the shopping cart. Next, check the product, select the corresponding available Coupon, and complete the payment. Also, here's Les Mills's latest sale on October: Sign Up At Les Mills UK And Grab 15% Discount.