The UK’s popular “Go Anywhere” booster seat is now available in the US as the Polar On the Go booster seat—weighing 1.5 pounds and easily folded into a portable little configuration. Opened, it’s got a five-point restraint harness and three sets of straps for attaching to a chair. It’ll handle a kid who weighs up to 40 pounds, and is $39.99 at buybuybaby.com.