Flat tire defender enduro kitgot a big race or an all day session on the trails planned want to gain an edge over your competitors and avoid ending up walking to the bottom of the trails flat tire defenders enduro kit is here to prevent punctures and help you get the absolute best from your tubeless rim and tyre set up this is due to their high quality foam rubber polymer inserts which protect your wheels and tyres improve rolling efficiency over rough terrain and reduce vibration feedbac