This product is a single-lumen catheter, which comes with a shaping needle in the packaging. The microcatheter consists of a stress relief bumper and a shaft. The material of the connector is nylon; the stress relief bumper is made of synthetic rubber/Pebax; the shaft is composed of Pebax, reinforced with an inner layer of 304 stainless steel, and lined with TFE material, coated with a hydrophilic coating on the outer surface. The distal end of the product features either a single marker or double markers. It is sterilized with ethylene oxide and intended for single use.