The endura xtract mitts delivers exceptional comfort and breathability so your hands stay cool and comfortable as you ride this allows you to concentrate 100 on the ride ahead with no distractions the lycra back hand offers a perfect fit and the mesh panels help improve airflow for optimal breathability the palm gel zones have been strategically placed over key pressure points which alleviates pressure and dampens vibrations these cycling mitts have a velcro adjuster for a perfect fit