A LIGHT BREATHABLE CHASSIS THAT ALLOWS YOU TO CUSTOMIZE YOUR +F50.6 TUNIT BOOT TO BE FAST, LIGHT ANDINCREDIBLY COOL ON GAME DAY. COMPATIBLE WITH +F50.7 TUNIT PRODUCTS. ADIHEX AND MESH UPPER. REDUCED WEIGHT THROUGH LESS MATERIAL. THIS CHASSIS ALSO SERVES THE CLIMACOOL UPPER. IMPORTED