Construction Zone Happy Birthday Lunch Napkins. These bright and colorful yellow and black stripe lunch napkins have Happy Birthday printed across the front on a swipe of silver made to look like metal. Made of quality 3-Ply paper to hold up under big construction eating! Match with other constuction zone party supplies for a complete look, or match with our solid color tableware. One package of 16 Construction Zone Happy Birthday 13 inch 3-Ply Paper Lunch Napkins.