Prolene Sutures are nonabsorbable, sterile surgical sutures composed of an isotactic crystalline stereoisomer of polypropylene, a synthetic linear polyolefin. Features: Pigmented blue for enhanced visibility Indicated for use in general soft tissue approximation and/or ligation, including use in cardiovascular, ophthalmic and neurological procedures Specifications: Size: USP 4/0 Needle Type: 3/8 circle reverse cutting needle Needle Length: 19 mm Thread Length: 45 cm Colour: Blue