Karat® Corrugated Paper Boxes are crafted for top-notch quality with durable B-flute construction and grease-resistant properties. The thoughtful design features four vent holes on the top, ensuring your pizzas, pastries and pies remain fresh and delectable, reminiscent of just emerging from the oven. Food Container Type: Box; Material(s): Cardboard; Material Type: Paper; Color(s): White/Kraft.