MTI stands for Marine Technologies International. We specialize in designing and building USCG approved life jackets for what we like to call “human powered boating.” Paddle, sail, or SUP – MTI makes a PFD for you! Founded 25 years ago in Massachusetts, MTI is a family owned business. We are dedicated to making life jackets that are comfortable, have great features, look good, and are good value. Be prepared for the unexpected. Make MTI the life jacket that you will want to wear!