1. the middle layers of shoe soles, typically providing cushioning and support between the outsole and insole

Examples

• The running shoes featured thick foam midsoles for extra comfort.
• Athletic brands often use different materials in their midsoles to enhance performance.
• The basketball shoes had air-cushioned midsoles to absorb impact.
• Worn-out midsoles can cause foot pain and should be replaced.
• The hiking boots had rigid midsoles for better stability on rough terrain.
• Modern sneakers often have lightweight midsoles made from EVA foam.