About Usage:1.Choose suitable bands of intensity base on your needs.Suggest to proceed your training target in an orderly way and step by step.2. Good accessories for multiple trainings.It can be used singly or gone with other equipments. 3.A carry bag for you to take the bands easily.Why use the resistance bands in exercises: 1.Moderate load-bearing exercises are crucial for bone density and muscle strength.Resistance can make muscle bare heavier load in training,boost muscle strength and flexibility.Strong muscles also reduce joints burden and keep joints more stable.2.Elastic exercise bands also train ability of muscle control,when the body workout in instability,they can excite deeper muscles to complete the movments,thereby achieve the training effect.3.They are easy carrying and storaging,occupy only a little space.Take the bands and enjoy your easy workouts anywhere anytime. Best Gift for You and your family and friends.VAFOTON resistance bands,with different resistance groups for using,make exercises more effective and convenient.Let us get more benifit with the bands and share the healthy liftestyle to your family and friends. Using Tips:1.Store it in shade and avoid direct sunlight. 2.Wipes it to clean with cool water after use. 3.Avoid stabbing it with sharp objects.