Made in Canada with 100% cotton outer, 100% polyester with polyurethane membrane liner (commonly known as PUL). YKK zippers that are lead and nickel free._x000D_ _x000D_ Colibri snack bags have been tested and certified to meet both FDA and Health Canada food safety standards._x000D_ _x000D_ Machine wash cold / low dry or hand wash and hang to dry._x000D_ _x000D_ Small: Measuring 4 x 6 inches, these bags hold 1 cup and are great for sliced fruit/veggies and other snacks._x000D_ _x000D_ Large: Measuring 7.5 x 7.5 inches, these bags are great for sandwiches, bagels and muffins.