S.M.A.R.T. (Sling Management And Rifle Training) is the innovation of IBD Products owner retired police officer Javier Echevarria. The interactive video training DVD is designed for individual or classroom use. Step-by-step instruction improves safety and effectiveness when using a sling. IBD Products manufactures universal weapon slings under the Sling System brand. The Sling System and training has been used by the USMC, NYPD and US Capital Police. It is also NTOA Member tested and approved.