“✔ The resistance bands are made of latex with high elasticity and extra thick high-quality silicone, have 5 different levels of resistance, including red (22.6 kg).), black (18.1 kg), green (13.6 kg).), blue (9.1 kg) and yellow (4.6 kg). ✔ Resistance bands can replace exercise equipment like the bar and create full-length workouts through strength training. Improves your strength, mobility and flexibility. ✔ Our bands can be used for different types of exercises, upper body, legs, abs, back, arms. making it a perfect training device for home, office or outdoors. ✔ High quality materials for maximum strength and durability. Ergonomic handles for optimal grip. “