DUI Scuba Dive Boots Size 9. Check the DUI size chart before purchasing. The item "DUI Scuba Dive Boots Size 9 for drysuit diving" is in sale since Monday, July 31, 2017. This item is in the category "Sporting Goods\Water Sports\Fins, Footwear & Gloves\Boots, Booties". The seller is "scubacrap" and is located in Monroe, Michigan.This item can be shipped worldwide.