Trees are used for styling purposes when photographing the shoes / footwear. They're really rather good!
Foxhunters' Riding Boots with Wooden Trees. 1920s Tom Hill of London. DXS
Leather Riding Boots. Foxhunters 1920s Watkins of Dublin with Trees & Spurs. DXJ
1930s Riding Boots. Foxhunters Quality + Trees & Spurs. No Size, Display. DYU
Vintage 1940s Black Leather Equestrian Motorcycle Riding Boots Sz 10 Made In USA
Vintage Peal & Co Polo Riding Boots | Wooden Form | Vanderbilt | King George
Pilots Leather Boots British Air Force Old 60s Pattern Lined Flyers Boots Asst