Specifications 100% Synthetic Imported Rubber sole Shaft measures approximately not_applicable from arch Lightweight, responsive Ultra Go cushioning Skechers air cooled Goga Mat insole Breathable stretch mesh upper Quarter brace lace keeper for lateral support The leaders in walking technology present the next evolution with the Skechers GOwalk Evolution Ultra Turbo. Features lightweight, responsive ULTRA GO™ cushioning and high-rebound ULTRA PILLARS™ for the ultimate in walking comfort. Proprietary SOCKNIT360™ knit upper for ultimate comfort. Brand Skechers SKU 100820001_NP-1021578625