One Piece Window Candy Boxes have upscale clear cello window and swirl accent. All boxes have a pinch lock bottom and tuck top lid with clear cello window. Kraft is made from 100% recycled box board. Boxes store flat - assembly is quick & easy. Made in the USA from new materials mostly from pine trees and other wood by-products and is processed without any harmful chemicals. Meets FDA requirements for direct food contact and printed with soy inks. We recommend using printed labels on these boxes.