BioFlex/PTFE piercing jewelry both have excellent biocompatibility and flexibility. These super comfortable materials are great for reducing swelling, stress and healing times for pierced areas. BioFlex is heat tolerant and can be threaded by metal closures. This flexible jewelry can be cut to any length and can be available in many colors unlike PTFE. PTFE is non-stick making it a great material for less lymph build up. This material is known to be used ideally in the production of pregnancy body jewelry, X-ray, surgery and hospital safety jewelry.