NWOT - No Box Authentic, see serial number photo 2 (partially obscured). Purchased directly from TRX never registered. Includes suspension system, suspension anchor, door anchor, exercise band, mesh bag, and instruction pamphlet PORTABLE HOME GYM: TRX GO is a lightweight Suspension Trainer that is easy to use as a home workout system or take on the go. It’s easy to pack for travel and perfect for fun, fast, and effective workouts anywhere and anytime in as little as 20 minutes per day. SAFETY TESTED: TRX is safety tested to support bodyweight up to 700 lbs. TRX has been used for over 10 years by the US Military, Pro Sports teams, and world-class athletes worldwide and comes with our full TRX two-year Superior Quality Warranty.