1. Plastics Material: The storage bag is made of food-grade plastic, , safe and environmentally friendly, and durable. 2. Design: The storage bag is equipped with a zipper closure, which opens and closes smoothly and has a leak-proof seal, perfect for storing and preserving food. 3. Recordable: The -keeping bag can record the name and storage time of the food at any time, so you don't have to worry about forgetting it. 4. Easy to Clean: The storage bag is reusable, hand wash is recommended, and it is also dishwasher safe, but please skip high temperature functions such as dishwasher drying to extend the life of the bag. 5. Multipurpose: The freezer bags can be used to store meat, sandwiches, vegetables, etc., and can also store office supplies, household supplies, cosmetics, or others. size & quantity: S-12 x 20cm, 40PCS Material: plastic colour: As Shown Package Contents: 40 x bags Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.