adidas TERREX AX2R CF K These Adidas TERREX AX2R CF K low top outdoor shoes for young hikers have a comfortable strap closure. The textile upper with top cover layers protects and at the same time strengthens the foot. The elasticised laces make it easy to change in and out of them. The Traxion® sole also grips stony trails well. adidas TERREX AX2R CF K