Insomnia Cookies is giving customers 3 free Traditional Chocolate Chunk Cookies with any delivery order through September 1st.
Cookie lovers can log into their loyalty account on Insomnia's app or website to get the deal.
Insomnia says the deal is the perfect way to start off the school year.
Insomnia Cookies has a San Luis Obispo location on Chorro Street.
The cookie company delivers until 3 a.m. and ships nationwide.
The company has gluten-free and vegan options and also sells brownies, cookie cakes, ice-cream and milk.