It’s Starbucks Red Cup Day. Here’s what you need to know about the event.

It’s Red Cup Day at coffee giant Starbucks, an unofficial holiday for java fans who enjoy discounts and rewards.

Here’s how it works: Stop by a participating Starbucks store on Thursday and get a free, 16-ounce, Christmas-themed reusable red cup when you buy one of the coffee chain’s special seasonal drinks.

Eligible beverages include:

• Apple Crisp Nondairy Cream Chai Tea Latte
• Apple Crisp Oat Milk Macchiato
• Apple crisp oat milk shake espresso
• Caramel Brulee Latte
• Chestnut praline latte
• Cran-Merry Orange Refresher
• Cran-Merry Lemonade Refresher
• Cran-Merry Drink
• Gingerbread Oat Milk Chai
• Hot Chocolate
• Pecan Crunch Oatmilk Latte
• Peppermint hot chocolate
• Peppermint Mocha
• Peppermint white hot chocolate
• Pumpkin Cream Chai Tea Latte
• Pumpkin Cream Cold Brew
• Pumpkin Spice Latte
• Salted Pecan Crunch Cold Brew
• Sugar Cookie Almond Milk Latte
• White hot chocolate

What do you get other than a free cup?

Customers who bring their red cups to Starbucks locations will receive $0.10 off their orders. Starbucks Rewards members who spend Starbucks app for ordering drinks, you get 25 bonus stars, which are valued up to $1, according to Starbucks. The coffee giant notes that customers can bring any type of reusable cup to redeem the discounts.

Starbucks added that it is encouraging customers to use reusable cups to help it achieve its stated goal of reducing waste by 50% by 2030.

The campaign is also a way to drive foot traffic to the company’s stores such as some consumers seem to lose their taste for his mark joe. The retailer launched its signature Pumpkin Spice Latte drink earlier than ever this year, amid slowing store traffic and a drop in sales.