OTTO 958 collaborates with on the Protoblast-CMLVIII in Graphite Grey and Forest. Open mesh upper features premium full grain leather overlays with the tooling and silhouette taking inspiration from GEL-BURST™ and GELHOOP™ 6 volleyball shoes. FF BLAST™ cushioning in the midsole has been fine tuned specifically for daily wear. Finished with branded embroidered on the toe and side upper.