11 inch (28 cm) long (9Â¼" (23 cm) insertable, if you can cram it in!), between 3 and 4.5 inch thick (7.5 – 11.5 cm).By popular request, we're thrilled to offer the latest giant dildo from TSX Toys : the Caterpillar. This is one huge dildo! With a corkscrew effect, the contours are just firm enough as it's made with PVC rubber. Already getting rave reviews this is one big baby that all giant dildo fans won't want to miss out on.