5 Colors 5 Levels Our resistance bands include five colors representing five tensile force, easy for you to quickly identify the level you want. Whether you are a professional or a beginner, the fitness bands can fully meet your needs. Safe and DurableNon-toxic and skin-friendly to the human body. Made of 100% premium quality natural latex material to ensure high tensile strength and fast rebound performance, so bands provide superior durability, not easy to crack. Beside, the resistance bands are easy on the skin, so we don't need to worry about the "rolling or sliding" problem. Extension Length600mm x 50mm, long enough to stretch your total body to enhance the exercise of your legs, knees, hips and back. You could use for a range of workouts including Pilates, yoga, strength training or postpartum workouts, physiotherapy, injury recovery etc. Great for everyone. Perfect PortabilityWith a free carrying bag, it is very easy and convenient to take everywhere, perfectly ideal for indoors and outdoors use with the instruction. The included manuals developed by professionals can provide you with a variety of fitness plans and exercise patterns for reference. What You Get5X Gritin resistance bands with different level