mixed suture threads with needle plus tools for medical student's surgical practice kit; outdoor camping emergency survival demo; hospital first aid training (2-0, 3-0, 4-0, 5-0 with tools) 24 set matrix wizard the mixed variety non-absorbable sutures (silk, nylon, polyester, polypropylene) are medical grade, which are made from high-quality colored monofilament and braided materials. it comes with a pre-attached stainless steel (rustproof) reverse cutting needle, which is excellent for traversing tough materials, pigskin, suture pads, rubber or silicon anatomical models. this educational device is great for people who want to master suturing in preparation for real-life emergencies, hospital related skills. medical, veterinary, emts, medic, pa and nursing students will find this new product as a useful addition to their practice suture kits. in addition to this, these sutures are also great for medical / surgical hospital student's rotations, biology classes, anatomy subjects, science experiments, laboratory activities and taxidermy. the training suture set is so handy that you can easily put in your learning backpack and add as an accessory for teaching dissection set. wound stitching and knot tying are fun once one has mastered the art of suturing. the surgery practice kit is made by experienced healthcare professional that knows your clinic learning needs. this package is designed for veterinary/training use only and not recommended for human or clinical use.