1. Product Name: Liquid Bag Material: PET Features: Portable, safe, reusable 2. This product has several highlights such as being leak - proof, sturdy and lightweight. Its edges are specially designed and not sharp. You can carry it around and reuse it multiple times after cleaning. 3. The liquid bag has the characteristics of heat and cold resistance, so you can pour in hot or cold drinks. Moreover, since it is made of food - grade materials and does not contain BPA, there is little need to worry about its safety in use. 4. It is made of food - grade materials, which is considered safe and healthy. 5. There are three size specifications for selection: - 100 - milliliter specification: approximately 8 cm × 13 cm + 3 cm (about 3.15 inches × 5.12 inches + 1.18 inches) - 200 - milliliter specification: approximately 10 cm × 15 cm + 3 cm (about 3.94 inches × 5.91 inches + 1.18 inches) - 350 - milliliter specification: approximately 13 cm × 18 cm + 4 cm (about 5.12 inches × 7.09 inches + 1.57 inches) 6. Precautions: - Due to differences in light and screen settings, the color of the product may vary slightly from the picture. - Due to different manual measurement methods, slight size differences may occur. 7. Package Content: - 10 liquid bags - 1 funnel (Other items are not included) 8. It is suitable for use in scenarios such as sports events, concerts, and outdoor activities.