Keep your food and drink cool on the go with the M30 Freeze Pack from Campingaz. These are ideal for keeping drinks, food or medicines cool for longer in your passive hard or soft cooler. Food-safe (non-toxic refrigerant). This ice pack will keep your food and drink cold; ideal for camping trips or picnics. The M30 Freeze Pack is a reusable rigid ice pack that will keep your food and drink cool in your cool box or soft cooler. Simple to use, it can be placed in a freezer for around 2 to 4 hours before it is required. The pack contains food-safe non-toxic refrigerant, is dishwasher-proof and reusable. Dishwasher proof. Ready to use after 2-4 hours. Food safe. Size (approx): 25.5 x 21 x 3cm. Weight: 1.22 kg. Components: water, carboxymethyllcellulose, acticide and blue colorant.