FINE SHARP- The educational suture thread has a silicone-coated stainless steel needle (3/8 Reverse Cutting 17mm) designed to provide maximum strength and efficiency. SUPERB TENSILE STRENGTH- The blue monofilament thread (75cm) is made from high-quality material that resists repeated bending and optimizes knot integrity. STERILE- The training suture is ready to use and can be stored for a long period if kept in recommended conditions. HIGH EXCELLENCE- Passed International Organization for Standardization (ISO) standards/CE. VETERINARY USE ONLY but maybe included in a medical student’s practice suture kit for TRAINING PURPOSES only. It is excellent for suture pads/suture skin 100% MONEY-BACK GUARANTEE- The nylon training suture is manufactured and distributed by experienced healthcare professionals who understand your needs.