Function meets performance the new balance fresh foam x 880v13. Featuring a plush and supportive fresh foam x midsole and ndurance rubber outsole this shoe delivers enhanced performance and comfort with each step. Complete with clean lines and simple style this running shoe has a modern look that’s perfect for everyday use. features fresh foam x midsole foam with approximately 3% bio-based content delivers our most cushioned fresh foam experience for incredible comfort. Bio-based content is made from renewable resources to help reduce our carbon footprint engineered mesh upper provides a sleek and modern feel maximizing fit and comfort ndurance rubber outsole technology provides superior durability in high-wear areas to help get more out of the shoes 10mm drop; due to variances created during the development and manufacturing processes all references to 10mm drop are approximate 238 grams (8.4 oz) meets new balance’s green leaf standard: upper is made of 50% or more recycled content and at least one midsole/outsole material contains a minimum of 3% bio-based or 5% recycled content.