Since our belts contain no regrind (reused waste), they should be more resilient than those that do. We will be happy to send you 20 belts to test. Put them and our competitors' belts of identical size and durometer* on the same conveyor span. After 3 months cut off all the belts and measure their length. Ours should demonstrate their resiliency by being about 1/8" to 1/4" shorter. Read more...More Product Announcements from Dura-Belt, Inc.