The Bowflex is an exercise machine used for strength training marketed and sold under the Bowflex brand, by Nautilus, Inc. Instead of conventional weights or pulley machines, the original Bowflex machine used a combination of graphite rods to create constant resistance or tension. It is compact and requires less space.

All the new models of 2006 make use of the new design called the Bowflex Revolution. These new model make use the former Power Rod technology that provides resistance from start of the exercise till the end, thus allowing the user to lose more weight and tone up the body. Additionally, it makes use of the biomechanically correct squat station that provides accurate positioning of the knees and the feet. It also provides support to the users back while excercising.

This company offers a range of fitness products such as Bowflex Ultimate 2, Bowflex Ultimate XTLU, Bowflex Xtreme 2, Bowflex Xtreme, Bowflex Blaze, and Bowflex Versatrainer. The Bowflex Ultimate 2 makes use of the built-in Cable Change Pulley System that allows the user to change from one exercise to another, making ones workout faster and easier. In addition, the equipment also features a built-in rowing machine that allows the user to burn calories and fats. The Bowflex Ultimate XTLU allows the user to do squats and build the hamstring using the Low pulley and quat station with straight squat bar. The Xtreme 2 allows the user to change exercises quickly and easily without making any cable changes between exercises. Bowflex also offers other exercising machines such as the threadmill, thread climber, dumbbells, etc.