Celebrate the 40th anniversary of the iconic Transformers franchise with a mug dedicated to Grimlock, who is a leader of the Dinobots, a subgroup of Autobots. Mainly yellow in colour and designed to hold 325mls, this mug is a must-have for any Transformers enthusiast. A coloured image of Grimlock alongside his mechanical dinosaur alternate mode adds a dynamic touch This item is perfect for retailers looking to offer fans a unique piece of Transformers memorabilia.