We've had the SunGod FORTY2s out on the trail for the past week and can confirm the light, no-bounce design is likely to be a ...

They're available in 1.1-gallon (2L) and 0.5-gallon (4L) sizes and can keep your cold drinks chilly for up to 72 hours, while retaining heat for up to 48 hours, according to Chilly's.