Ethicon PERMA-HAND Silk Straight Cutting Suture, Size 2-0, 30", Black Braided, Needle KS Features: Conventional Cutting Needle Perma-Hand is a nonabsorbable sterile surgical suture composed of an organic protein The sutures are processed to remove the natural waxes and gums Coated with a special wax mixture Processed for optimum handling and knot security without excess capillarity