This is Iron Hearts "least heavy" Japanese jean denim

The rig workers did notoriously dangerous work and were known by the nickname “roughnecks

This leather product by Obbi Good Label is built with Japanese TOCHIGI vegetable-tanned leather

Brass Chain: 9mm wide

Ondura Durable Goods | Card Neck Holder Woo This is Iron Hearts "leastmade to last a lifetime, Ondura Durable Goods from Germany produces some of the highest Quality Leather Products available The ONDURA card neck holder is made of high quality vegetable tanned leather. It will take its own beautiful unique patina over time. All our products are made in Germany. For this card holder Ondura uses 1,5 mm thick leather; 2 card slots ( each holds up to 3 4 cards ) 4 mm heavy duty leather neck lace size: 10cm x 7cm x 0,6cm