TRX Rip Trainer is an essential tool for anyone looking to strengthen their core, improve rotational power and increase stamina. This TRX kit includes everything you need to start building strength and endurance with the Rip trainer. The Rip trainer consists of a lever bar and resistance cord that allows you to engage in a variety of movements that build core strength, explosive power, and flexibility. The key is the variable, unbalanced load this trainer's unique construction provides. The TRX Basic kit includes a medium strength resistance cord, a carry bag, a basic training DVD, a user guide, a carabiner, a safety strap, and a door anchor. Additional resistance cords sold separately.