The ClearFlex-X Product features are low-injury ergonomic design hub, stent flexibility and vessel conformity, surface-finish, minimal recoil, confident delivery, pushability and trackability. The ClearFlex comes in 2 options: The ClearFlex-StX for large vessels and the The ClearFlex-SV for smaller vessels. Also available for smaller vessels is a 2.0mm-2.25mm size and for standard vessels is a 2.5mm-4.0mm size.