Our 2-1/8 inch wide leather bracelets are made of 100% American Hermann Oak, full-grain 10-12 ounce (4.4-4.8mm) thick, quality leather. You can choose gold or silver hardware.
The bracelets can be adjusted by 1-1/2 inches. In the same way a watch strap would be adjusted.
Measure around your wrist to get your size. 
The hardware is made of 100% real brass.