Helps keep your meals cool throughout the day Ensure your meals stay cool and fresh throughout the day with the PlanetBox Cool Pack. You can achieve even greater cooling power by simply using 2 Cool Packs - one on the top and one on the bottom of your lunchbox to create "an ice blanket". Planet-friendly choice: Made from recycled polyester fabric and built to last, helping reduce single-use waste. Highlights: Keeps food cold for up to 4 hours Slim design fits perfectly in PlanetBox lunch bags and totes Non-toxic and food-safe gel interior Durable, reusable and made with recycled materials (RPET) Perfect for everyday use — school lunches, road trips, beach days and more Weight: ~200 g Size: 15 cm × 19 cm × 1.3 cm (approx.) Fill: 96 % water, 4 % sodium carboxymethyl cellulose (safe cooling gel) Easy to clean – simply wipe down (not machine washable)