Running shoes should be a bit big and allow for your thumb to fit from the top of the toe to the top of the shoe. Your feet should not slip around, otherwise you could get injured.
Are Running Shoes Supposed To Be Tight? Expert Advice, by SpecialShoes
How Should Running Shoes Fit? Running Shoe Fitting Guide
How should running/walking shoes fit? – Springfield Running Center
How to Find Your Running Shoe Size & Fit
Shoe size and fit for running - Run Trails
WHAT ARE THOES💀💀💀ðŸ˜ðŸ˜
How Should Running Shoes Fit?
How Important Are Running Shoes? - Feet First Clinic
Stop doing these 3 things if you want healthy feet!