Sportschuh, Tennisschuh UPPER: DRAG ON X TECHNOLOGY FOR LIGHTWEIGHT SUPPORT, DURABILITY, BREATHABILITY AND FLEXIBILITY - TRUE FIT PROVIDES A MORE ACCOMODATING FOREFOOT FIT MIDSOLE: LUNARLON TECHNOLOGY IN THE FOREFOOT FOR A SOFTER AND MORE FLEXIBLE RIDE - ZOOM AIR IN THE HEEL FOR RESPONSIVE CUSHIONING OUTSOLE: FULL LENGTH XDR IN A TRADITIONAL HERRINGBONE PATTERN FOR EXTREME DURABILITY AND TRACTION ON ALL SURFACES - MIDFOOT SHANK FOR SUPPORT PROFILE: THE BEST OF NIKE TENNIS-THE BREATHE FRANCHISE IS UPDATED FOR THE ELITE PLAYER DESIRING THE ULTIMATE COMBINATION OF POWER AND SPEED.