Here are some examples of effective product listing pages ^{1 2 3 4}:

1. Spoke London: Clear and simplistic design maximizes conversions.
2. Under Armour: Great filtering options and multiple product views.
3. Goldsmiths: Clear pricing, filtering, and additional calls-to-action.
4. NOBULL: Clean and simple layout with great product imagery.
5. Amazon: Naturally, a well-known example.