Size: 2.7 x 3.9 inch (7 x 10 cm). 2mil thickness. Comes with 100 pcs grip seal bags, which will provide more convenience for your daily life. If you have any questions about our products, pls do not hesitate to contact us, we will reply you within 24 hours.​ Easy to Open and Close: The closure of little reusable grip seal bags are solid, easy to open and close, it's sturdy enough for repeated openings. Perfect for keeping your tiny parts sorted and dry. High Quality Material: Our grip seal bags are made of high quality food grade polythene plastic material which is suitable for food and liquids, and the transparent design makes that packed items are easily identified. Come and buy it with confidence. Wide Application: Perfect for jewelry, earring, craft beads, small electronic parts, stamps and coins collection and so on. Our bags are created to be fully smell proof which means that you can put any food you want inside the bag and you will not smell the odor. Reclosable Bags Zipper: Secure resealable seal that will stay firmly closed until opening is required. It will be a fast and convenient way of displaying, packing and storing your items. Lightweight and small which is also easy for you to store and carry when you go out for a trip.