?Intensify Different Exercises & 5 Levels?- You can get 5 different levels 10-40 LB Exercise bands, use different levels for different parts, 8-12 reps of each exercise is the right level for you, anytime to help exercise most body parts (hips, arms, chest, legs and upper back), whether you are a beginner or an experienced fitness professional, everyone can get the right. | ?Skin-Friendly & Strong Durable ?- Made of sturdy and durable natural latex, high elasticity, not easy to deform, durable and not easy to break, harmless to the skin, no pungent smell, prevent static electricity, can be used and stored for a long time. | ? Increasing Muscle Strength & Physical Therapy ?- Resistance bands can be used to increase muscle strength, particularly during the rehabilitation process for muscle injuries and post-surgery recovery.Using rubber bands can help patients perform basic exercises, such as stretching, which can increase joint flexibility and range of motion.and assisting specific muscle groups for training, Improve your health at the same time. | ?Portable Nylon Bag & Instruction Manual?- Comes with a portable mini tote bag and an instruction manual, which saves space and increases convenience, you can take it wherever you go, and follow the instructions in the package to exercise anywhere. | ?12 Months 100% Satisfaction Guaranted?- your satisfaction more than anything else. we will provide you with a 1-year warranty and a 90-day refund service. If you have any problems during the use, not satisfied with our products or services, please contact us by email. We will answer your questions within 24 hours.