An absolute essential for cool weather cycling this integrated knicker & bib upper offers a powerful combination of performance fabrics & features like their cushioning BG Pro RBX pad with the added insulation of Specialized Therminal material Unique Specialized Therminal fabric on the front panels for loft & insulation FIELDSENSOR fabric on back transports moisture away from the skin & disperses it for fast evaporation Unique BG Pro RBX chamois provides maximum comfort Stretch mesh straps in a minimalist design for enhanced ventilation & support Sleek panel construction provides a modern uncluttered look Custom Specialized logo silicone gripper at the calf holds the leg in position