It's open behind the knee to improve comfort

Protective cushioning: High stack of nitrogen-infused DNA LOFT v3 foam relieves underfoot pressure for comfort and protection

Every stride on the ultra-light HYPER BURST® midsole provides the responsiveness to bring you to the finish line faster

This mid-range squash racquet features a head-light balance for superior maneuverability

Outsole: Road Contagrip® provides superior traction on hard and flat surfaces

adidas Backless 3 Hat Women's Color:White/White It's open behind the kneeStay cool through every stride in the adidas Backless 3 Hat! Sporting a unique style, this backless hat offers an easy and secure fit. Keep sweat under control with moisture wicking Climacool technology. Finished with a bold and shiny logo, the adidas Backless 3 Hat shows off your sporty style! Backless hat with elastic closure for an easy fit Structure front panel silhouette Offset shiny 3 bar adidas logo Climacool technology wicks moisture to keep