There's nothing like maintaining high-quality leather. I bought my Occidental tool bag setup last year and I expect these to last for a big portion of my career as an electrician :
Occidental Leather 9596 Adjust-to-Fit Industrial Pro Electrician : Amazon.ca: Tools & Home Improvement
Occidental Leather 5500 Electricians Tool Bag Tester Pouch for Tool Belt 759244026900 | eBay
Occidental Leather 9850 Adjust-to-Fit™ Fat Lip™ Tool Bag Set - Black
Stronghold Beltless 6 Bag Framer 5093 - Occidental Leather | Official Site
First Person Builder's view of an Occidental Leather Tool Belt - YouTube
Occidental leather belts, bags, and pouches. - Accessories - Power Tool Forum – Tools in Action
OCCIDENTAL LEATHER 9855 - Adjust-to-Fit Fat Lip Tool Bag Set - Color: Cafe