Nike Men's Lunar Fingertrap Trainer Cross Textile and Synthetic Imported Rubber sole Shaft measures approximately low-top from arch Dynamic Fit technology provides a glove-like feel Solid rubber outsole for non-marking grip and traction Full inner sleeve construction made of lightweight, breathable mesh provides a sock-like fit that hugs the foot, but still allows for easy on and off Multidirectional outsole pattern uses delta-shaped nodes for traction Deep, wide flex grooves throughout allow the foot to move naturally