The best cool boxes: from hard-sided behemoths to portable cooler bags

As the warmer months close in and plans are made for camping trips and festivals, it's time to think about how you're going to keep snacks and drinks cool. (image credit: Stanley)
We've rounded up some of our favourite coolers, ranging from multi-day, hard-sided beasts to much smaller and portable backpacks. (image credit: Unsplash)
An absolute beast of a cooler, this thing boasts a 47-litre capacity but requires 13kg of ice to get things going.That said, it will keep stuff cool for days. (image credit: Coleman)
Not as big as rivals, this Stanley claims to keep contents cold for up to four days and comes wrapped in a neat package. (image credit: Stanley)
Yeti creates some of the best coolers around. Tough, robust and very capable, a Tundra is an investment that will last a lifetime. (image credit: Yeti)
A clever piece of kit, this small and portable Classic Insulated Backpack is great for short trips away, especially when keeping drinks cold on a beach. (image credit: Icemule)
One of the best portable coolers we've tested, this is smart and comfortable to wear, while packing some neat features, such as a bottle opener. (image credit: Primus)