6/0, 18" Polypropylene Blue Monofilament Sutures with Precision Reverse Cutting C1 Needle (3/8 circle), Box of 12 Suture Sets Blue sutures specifically made for wound closure applications. Sold with silver C1 needle measuring 11 mm and with 3/8 circle curvature. Does not absorb into mouth. Sterilized and ready to use. 6-0 Polypropylene Sutures are non-absorbable sutures intended for closing wounds. These sterile sutures have a blue dye, measure 18" per pack, and are specifically designed to facilitate their insertion through tissue and minimize trauma.These sutures outperform other monofilaments in terms of suture strength and have a uniformly round cross-section. They are delivered using the special C1 needle with a precision reverse-cutting point type.