Absorbable - Monocryl sutures are monofilaments, prepared from a copolymer of glycolide and epsilon-caprolactone.
Absorbable - Gut sutures are sterile surgical sutures composed of purified connective tissue (mostly collagen)
Non-absorbable suture composed of an organic protein. Silk for braided sutures is available undyed and dyed black.
Non-absorbable suture composed of an isotactic crystalline steroisomer of polypropylene, a synthetic linear polyolefin.