NIKE Spring / Summer 2016. Nike is introducing another new technology and coinciding collection, Tech Knit. Designed to respond to the wearer’s environment and activity level, the fabric is engineered for warmth and comfort, and is meant to cater to everyday activities as well as strenuous workouts. 51% cotton / 49% Nylon knitted fleece shorts. Length just under the knees. Waist drawcord. Two side pockets and another on the back. Relaxed fit.