These really aren’t all they’re cracked up to be. How often are you going to look at this? How often are you going to replace this? (They go bad 30 days after o

These really aren’t all they’re cracked up to be. How often are you going to look at this? How often are you going to replace this? (They go bad 30 days after opening) These are basically a joke in the aviation community, I’ve rented planes with year-old stickers in them. In all likelihood even if they work you’ll be dead before you notice them.