Performance Apparel are built to last. If the build quality does not last you past 1-year, we'll send you replacement. If the product is discontinued, we'll provide a full-refund. Clearance (>50% off) Performance Apparel are excluded. The gaurentee includes a no-rip at the seams for 365-days, which insures you for a whole year. Most customers Performance Apparel has lasted them 5 years.