Boba tea brand Krak Boba is celebrating National Bubble Tea Day on April 30 by treating consumers to a free boba topping. Customers can stop by one of the brand’s 23 locations across the country to enjoy a tea with a free boba topping of their choice.

Krak offers a variety of beverages, from fruit teas to milk teas to Krak Coffee, “delivering only the most flavorful inspiring drinks to give you the boba courage you need to slay the day,” it says. Boba toppings range from Rainbow Popping Boba to Pink Crystal Boba. At Krak, “each drink is a personalized masterpiece” tailored to the consumer’s preferences, from the choice of toppings to the preferred sweetness level.

For National Bubble Tea Day, Krak is encouraging consumers to head to their nearest Krak location to find their new favorite drink with a free boba topping so they can “Krak into it and slay the day.”

The promotion is valid in stores at participating Krak Boba locations and on the Krak Boba app, the brand says.