Every Collectors kit is made to order. It is a custom kit and has virtually limitless options of configurations, colors, and finishes. Performance series are production kits that are pre-made and come in a limited number of colors, sizes and finishes. The performance also uses eight ply maple hvx shells without re-rings, while Collectors use six,seven,and eight ply maple shells in standard, vlt, hvlt, hvx, hvlx, plus maple/mahogany, and birch shells all with or without 're-rings. Both series are made at the DW plant in Oxnard, California.