http://www.ebay.com/itm/272132560500
These vintage breeches were made by/for United Costumers, Inc and found their way into the Warner Brothers costume department. They have a single front pocket, a side closure and are marked as representing 1700-1750.
Waist (side to side): 21-1/2″ (doubled = 43″)
Outseam: 35″
Inseam: 21-1/2″