San Francisco’s Outside Lands Music Festival is set to become the first major U.S. music festival to permit the sale and consumption of cannabis to attendees who are of legal age in the state of California when the three-day event returns to Golden Gate Park this weekend.

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Festival organizers announced on Thursday that the return of their “Grass Lands” activation within the festival dedicated to the celebration, education, and integration of cannabis products into daily life, will for the first time offer cannabis products for sale and consumption solely within the designated areas. The announcement shared via press release states that the Grass Lands area of the event has also expanded its offering this year to include more than 24 leading cannabis partners.

Festival attendees must show proof of their government-issued photo I.D. to prove they are of legal age to partake in the consumption and purchase of cannabis on-site, which is 21 in the state of California.

Grass Lands will feature The Greenhouse where festival attendees can learn about the multifaceted nature of how cannabis helps one rise, refresh, and rest. Additionally, The Farmhouse will also welcome attendees to experience True California Cannabis with terpene tastings.

The Grass Lands Stage will also provide a lush mix of cannabis-themed demos, conversations, and music performances hosted by Bong Appétit‘s Vanessa Lavorato, with additional appearances by Laganja Estranja, Chef Brandon Jew, Jazz Mafia, the infamous Farm to Bong Carving Competition, and more.

Cannabis brands which have partnered with this year’s festival include Eaze, Cresco, Kiva Confections, Hi-Fi Hops, ABSOLUTEXTRACTS, Flow Kana, BLOOM FARMS, Binske, Eel River Organics, Jetty Extracts, Legion of Bloom, District Edibles, and many more.

This year’s festival is set to feature performances from Paul Simon, Childish GambinoTwenty One PilotsThe Lumineers, FlumeBlink-182Kygo, Anderson .Paak & The Free NationalsLeon BridgesKacey MusgravesLil Wayne, and many more.

Head here for more info on what legal-aged attendees can plan to experience within this year’s Grass Lands area.

Blaze on friends!