Quadraflex™ ARE is a family of aromatic polyether-based medical grade thermoplastic urethanes. Quadraflex ARE exhibits excellent mechanical properties, biocompatibility, and toughness. Quadraflex ARE is the most common medical grade urethane family and is used across a range of medical markets including venous access, urology, hemodialysis, respiratory, fluid management, balloons, and minimally invasive surgical devices. It is USP Class VI and ISO-10993 compliant.