Wear thick socks and walk around in the shoes for short periods
Use a shoe stretcher overnight
Insert a shoe stretching spray and wear the shoes immediately
Fill zip-top bags with water, place them inside the shoes, and freeze them
Use a hair dryer to warm tight areas while wearing thick socks
Stuff the shoes with socks, newspaper, or shoe trees
Take the shoes to a cobbler for professional stretching
Repeat stretching gradually over several days
Stretch only the tight areas with a stretching tool
Use leather conditioner on leather shoes before stretching