Stop & Go’s tire plugger kit comes with a spring-loaded gun that drives a plug into a tire puncture. The kit stores in a 6-by-9-by-1-inch bag and it weighs just two pounds. The kit comes with 25 plugs that measure 5⁄16-by-3⁄4-inch. It retails for $43.95, and you can see the entire Stop & Go lineup at www.stopngo.com.