Thomas has a light yellow shirt with green stripes and dark green trousers. He has dark blonde hair and faint bags under his eyes.

Thomas suffers from regular outbursts of swear words, primarily "cock" and "shit," wherever he may be, which is not helped by his mother who tries to integrate him into society when he has a series of outbursts in a toy shop. He also has a very nervous personality, similar to that of Tweek Tweak or Rebecca Cotswolds, and has black rings under his eyes implying he is