"THE SNUGGEST FIT. ADAPTIVE SUPPORT. Engineered for comfort coupled with efficiency. Experience an unparalleled secure zero pressure fit thanks to Northwave's patented XFrame construction. Designed with adaptability in mind, the Extreme GT 2 conforms perfectly to the contours of your feet with the exclusive TPU Anatomical Arch Support. Complete with a carbon sole, the perfect shoe for those seeking high performance without compromising on a secure snug fit. Part Number: 80221011 Barcode: 8030819232240, 8030819232264, 8030819232202, 8030819232189, 8030819232165, 8030819232226, 8030819232257 Product Code: NOR R EXTGT6