TIL in 1971, Nike Co-Founder Bill Bowerman used a waffle iron to create a new sole. This inspired Nike's first shoe, the Waffle Trainer in 1974. : r/todayilearned
Nike, Inc. - Wikiwand
Nike Waffle Trainer 2 SP Midnight Navy Men's - DB3004-400 - US
Nike Waffle One SE Men's Shoe. Nike.com
Nike Waffle Trainer 2 Moon Fossil Team Orange Men's - DH1349-002 - US
File:Nike waffle soles.png - Wikipedia
Nike Waffle Trainer 2 DA8291-001 Release Date - Sneaker Bar Detroit
Bill Bowerman - Wikipedia
Nike's First Running Shoes Were Made in a Waffle Iron
Nike Waffle Trainer 2 Green Noise Men's - DC2646-300 - US
Nike Waffle Trainer 2 Medium Blue University Gold Men's - DH1349-402 - US
Nike Waffle Trainer: A Brief History | Highsnobiety