We guarantee that your Eznet will perform like the day you purchased it for 3 years under normal use and abuse. If something breaks, send us a photo. If is our fault we will replace it free. If you break a piece of tubing through misuse or abuse, it will be replaced for $19.99, plus $15 shipping. If you tear the mesh through misuse or abuse, it will be replaced for $39.99 plus $15 shipping. While the bag is a quality bag that we have never had to replace, it cannot be guaranteed because it can get torn in the trunk, or similar.