Features: 1. 100% brand new and super high quality. 2. Double-sided self-absorbing ice packs, self-absorbing water, reusable, no sticking to frozen surfaces. 3. Puncture-resistant technology, no sticking to frozen surfaces, no water leakage, and no bag bursting. 4. High-quality gel particles, non-toxic and harmless, strong water-locking ability. 5. How to Use: 1. Soak in water to absorb water to 80%-100% fullness. Remove the ice pack and let it sit for 10-30 minutes! 2. Place the ice pack in the freezer at minus 8 degrees for more than 8 hours to freeze completely. 3. Place the desired size ice pack in the item and pack it. Specification: Material: Eco-friendly PE Net Capacity: 180ml/250ml/360ml/400ml Color: As shown in the picture Size: As shown in the picture (1 inch = 2.54 cm) Features: Double-sided frozen composite film, long cold storage time, safe and convenient, reusable, wide range of applications, can be shipped by air. Package Includes: 10 x Ice Packs Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. 2. Please allow 1 cm/0.39"-3 cm/1.18" measuring deviation due to manual measurement.