Custom Dirt Modified Sherpa Jacket MuddyHOW TO CUSTOMIZE: 1 Add Your Number (required) 2 Replace the DIRT RACING PHRASE with your name (Optional). 3 Pay for it and our designers will take care of the rest. PRODUCT INFORMATION: Custom Dirt Modified Sherpa Jacket Your Name, Your Number, Your Track When the sun sets over the grandstands and the track prep is finished, the real racing begins. But as every dirt track fan knows, those night sessions can get bone chillingly cold. Introducing the