To be used with “ACLS and LACLS Committee approved” ACLS assessment tool. Includes: 72” waxed linen thread to replace Running Stitch task thread 4 times, and 60” of 3/32 inch wide leather lace to replace the Whipstitch and Single Cordovan Stitch task. This kit does not include needles. Please note: the leather lacing in this product contains natural rubber latex which may cause allergic reactions.