To put on this Gigantosaurus costume, simply step into the all - in - one part and pull it up over your body. Then place the character hood on your head. When you're done using it, make sure to store it in a dry place away from direct sunlight. Remember, this costume can only be cleaned with a sponge. Don't try to machine - wash or soak it, as this may damage the fabric and the design. With proper care, your child can enjoy this cool Gigantosaurus costume for a long time.