I Solemnly Swear That I Am up to No Good™/Mischief Managed™ Black Mug "Wall Art" and elastic loops to hold

and elastic loops to hold each pop firmly in place making it a perfect stand-alone display

This black t-shirt features a design of the password to close the Marauder's Map

This athletic heather juniors t-shirt features a design of the Hogwarts crest

there's little that Harry Potter hasn't accomplished during his 7-year reign at Hogwarts

an impressive range of options is available for all potion-making needs

I Solemnly Swear That I Am up to No Good™/Mischief Managed™ Black Mug "Wall Art" and elastic loops to holdI Solemnly Swear That I Am up to No Good! This Harry Potter mug features the password to open the Marauder's Map on one side, and the phrase that closes the map, Mischief Managed, on the other side. The design is complimented by footsteps. The black ceramic mug holds 11 ounces of your favorite hot or cold beverage and is microwave and dishwasher safe.