Our brand new Willis the SuperBrain T-shirts have arrived!! He’s driving brain cancer awareness and so can you in your fabulous new t-shirt. Help spread brain cancer awareness and purchase yours today in our online store. MTK_T-shirt Mock Up_2017 Buy one for $29.95 or two for $50.00 including postage and handling within Australia. They are available in kids (2 – 10), ladies (fitted 8 – 16) and men’s (S – XL) sizing and all profits will go towards helping those affected by brain cancer.