Dazzling Toys Pack of 12 Holiday Construction Hats | Building Supplies Yellow Construction Hat | Accessory for kids Building Projects Kids Plastic Construction Hats. Set of 12 hats per order. Each hat measures: 10 1/4" x 7 3/4" x 5 1/4". Not a protective helmet. Made from a soft plastic. Great costume accessory! Manufacturer by Dazzling Toys.