Reliable cooling performance: Keeps temperatures for up to 24 hours in cooler bags and car coolers; safe for baby food and groceries; versatile for home use or outdoor activities. Durable and leak-proof design: Wear-resistant and leak-tight construction ensures deformation-resistant cooling for long-term reliability of your cooling setup. Easy to use: Simply fill with water and freeze for quick preparation. The ice blocks are fridge-safe and ready to use immediately after freezing. Lightweight and portable: Compact cooling elements save space and provide effective cooling outdoors with easy transport; ideal for outdoor adventures and travel. Use scenarios: - Family picnics or day trips to keep drinks, snacks, and perishable items cold. - Road trips or commuting to store baby bottles and perishable foods at safe temperatures. - Camping or hiking trips to maintain cold meals, meat, or prepared foods without bulky equipment.