This ways you can match the colors at the store. These shapes will create the scales filling the top and the bottom of the shell between the hexagonal scales. Using a serrated steak knife like a saw, cut along the line, through the slit, using an up-and-down motion and rotating the cardboard as needed to keep the knife in the slit. Most of the details will be found on the cab of the truck. Attach the small felt oval to the cardboard using hot glue around the edges. The cap is usually made of plastic and is covered in a fabric that is the same color as the cap. how to attach straps to cardboard costume. Leave one fold for the windshield at the front of the costume. Each wood bowl is securely packed in a cardboard box custom-made for its size. Industrial strength, it is suggested for general use, wood, ceramics, fabric, metal and natural materials and it dries clear. This will keep you organized and make clean-up easier. This method requires a sewing machine and you will want to get dark green thread if you dont already have some. Two rectangular pieces of cardboard and straps from a reusable bag make this costume super simple to recreate. Spray paint yellow. Thepicture above does not show how to make the smoke stack. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/4\/45\/Make-a-Turtle-Costume-Step-1-Version-3.jpg\/v4-460px-Make-a-Turtle-Costume-Step-1-Version-3.jpg","bigUrl":"\/images\/thumb\/4\/45\/Make-a-Turtle-Costume-Step-1-Version-3.jpg\/aid699581-v4-728px-Make-a-Turtle-Costume-Step-1-Version-3.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"