Buy the Tinky Winky costume
This great Teletubbies Tinky Winky costume includes a one-piece purple bodysuit with Velcro access in the back of the outfit and attached gloves to craft the hands.
The Tinky Winky costume also features separate purple shoe covers which are worn over your regular shoes.
Finishing touch is a massive Tinky Winky headpiece with an open face, giant ears and triangle antennae on top of the head.
You can read more about the Tinky Winky costume here