2XU Aero Vent Mid-Rise Compression 3/4 Tights Women's Black Silver Reflect Size:X-Large the only difference between them

the only difference between them is the texture

The racerback construction adds breathability

The secondary supportive band wraps down from the outside of the hips to the inside of the knees to prevent the knees from drawing inwards and tightening the IT band

which is a system for targeted and more powerful compression

2XU Aero Vent Mid-Rise Compression 3/4 Tights Women's Black Silver Reflect Size:X-Large the only difference between themDesigned to alleviate overheating whilst running, the Aero Vent Mid Rise Compression 3 4 Tights feature PWX VENT panels to improve air flow and keep you cool when your run heats up. STAY COOLLower leg PWX VENT panels provide support whilst improving air flow by almost 200%, increasing evaporation of your sweat to keep you at optimal performance temperature LIGHTWEIGHT & FLEXIBLE SUPPORTPowerful, lightweight PWX fabric with circular knit 360 degree