To get a free Stanley x BAJAVERSARY tumbler and a year's supply of MTN DEW BAJA BLAST, check the Taco Bell app on August 13th at 2 PM PST. This offer is available to the first 20 Taco Bell Rewards members who claim it. 

 To celebrate the 20th anniversary of MTN DEW BAJA BLAST, Taco Bell is offering a special giveaway. On August 13th at 2 PM PST, the first 20 Taco Bell Rewards members to claim it through the Taco Bell app will receive a free Stanley x BAJAVERSARY tumbler and a year's supply of MTN DEW BAJA BLAST. This exclusive offer is part of Taco Bell's BAJAVERSARY celebration, providing fans with a unique and collectible tumbler.