• 2024 Upgraded Design：Game changer of cooling packs for 2024. The stainless steel shell incorporates an innovative coolant, replacing cumbersome filling steps. Portable and reusable ice packs for lunch boxes
• Food Grade Stainless Steel：Crafted from food-grade stainless steel, our slim ice packs with a robust, break-resistant design. Non-toxic and safe for use
• Slim and Lightweight：Compact at 4.5"x 0.5"x 7", it can fit easily inside a children's lunch boxes or in an outer pocket. The weight of a single ice pack is about the same as that of a big apple
• Long-Lasting Cooling：Embrace the convenience of prolonged cooling, they did a great job keeping the lunch cool but not freezing cold, cooler accessories for the beach, camping and fishing
• Versatile Functionality：Whether for kids' lunch boxes, the office, picnics, hiking, fishing, or any other activity, these adaptable ice packs are an essential companion for families