- Optimized heat resistance The cooling composition provides prolonged chilling capability, delivering a steady cold energy and reliable performance even under high temperature challenges. - Convenient to carry Compact and lightweight ice blocks designed for outdoor cooling. Easy to carry and travel-friendly for outdoor adventures and trips. - Convenient to operate Simple water fill and freeze method supports quick preparation. Freezer-compatible and ready for use after freezing. - High-quality material Made with wear-resistant material that ensures stable freezing performance. Resists pressure and deformation for long-lasting use in any cooler setup. - Key attributes Function: provides extended cooling and stable cold retention in various environments Compatibility: freezer compatible; suitable for any cooler setup Size and portability: compact and lightweight for easy transport Material and durability: wear-resistant construction that resists deformation and maintains performance - Use scenarios Camping or hiking trips and picnics to keep food and drinks cold in a cooler Fishing trips, boating, or outdoor events where reliable cooling is needed Home or travel use in coolers during road trips, sporting events, or barbecues for extended freshness