This push-pull box is made of tinplate and its smooth edges make it easy to push and pull. It's food-grade ink. It's safe. Can be used for mint sugar, small items, jewelry and other gift packaging. You can paste some beautiful picture or use ribbons to decorate it as a holiday gift tin holders. Other sizes can be customized. 3 3/20"L x 19 7/10"W x 3/5"H