The Nike Sport Loop Has Been Redesigned To Use Excess Yarn From Previous Seasons To Create A Soft, Breathable, And Lightweight Band With A Bold Pattern. The Hook-And-Loop Fastener And A Woven Pull Tab Featuring The Nike Swoosh Makes It Easy To Adjust On The Go. The Double-Layer Nylon Weave Has Dense Loops On The Skin Side That Provide Soft Cushioning While Allowing Moisture To Escape. The Nike Sport Loop Contain At Least 68% Excess Yarn From Previous Seasons, Saving Over 3 Tons Of Primary Yarn.