Pull up assist bands are a great piece of equipment for both beginner trainees and pro athletes alike. Most gym-goers will use resistance bands as part of their strength training program for either mobility exercises or simulate exercises like rows and bench press. They work great for that, however, resistance bands can also be used to assist in movements such as pull-ups. 

• Take It Anywhere With You】 Abzerk abs workout equipment is portable and it comes with a USB rechargeable cable and a drawstring bag so you are always ready to go.
• 【Fast And Visible Results】 Use this ab stimulator only 12 minutes a day and enjoy an easy and cool sculpting of your body, while doing any activities you like.