adidas outdoor Mens Adizero XT 5 Boost Mesh^Synthetic^Textile Imported Tackle technical terrain in the ruggedly built adidas&reg; Outdoor Adizero XT 5 Boost trail-running shoe. Mesh, textile, and synthetic upper materials. Lace-up closure. Compression collar helps keep debris out. Textile lining. Removable Ortholite&trade; insole. PRO-MODERATOR&trade; medial support helps prevent overpronation. boost&trade; energy-returning technology supercharges every stride with light, fast energy. Continental&trade; rubber in the outsole offers traction in wet conditions. Rugged lug design. Imported. Measurements: Weight: 11 oz Shaft: 5 3&frasl;4 in Product measurements were taken using size 11, width D - Medium. Please note that measurements may vary by size.