Nexlent 400ML 600ML Reusable Ice Packs Breastmilk Storage Baby Cooler Bag Lunch Box Ice Block Ice Gel

Unisex 3 Years and Above. Features: For long-distance transportation of refrigerated and fresh food and beverages. Energy saving and cooling. Material, non-toxic and harmless, does not contain BPA, no pollution to food. Can be reused. Suitable for all types of bento bags, bento boxes, refrigerators and groceries. Reusable Ice Packs. Material: HDPE. Color: Blue White Yellow Green Red. Specifications: 400ml/600ml Regular/Wave. Features: For long-distance transportation of refrigerated and fresh food and beverages. Energy saving and cooling. Material, non-toxic and harmless, does not contain BPA, no pollution to food. Can be reused. Suitable for all types of bento bags, bento boxes, refrigerators and groceries. Note The bottle contains gel powder, please fill it with water, cover it, and shake the bottle for 2-3 minutes When the water turns into gel, put it in the refrigerator. Use after 10-12 hours. To reuse, just refreeze. Tips. 1. Put the ice box in the refrigerator for 12 hours and ta