RFitness exercise resistance bands are made out of the highest quality of latex - natural rubber- in Malaysia, the biggest producer of rubber. Our resistance bands are specially formulated to have professional strength and an increased durability with superior tearing/snapping resistance! This 4-PC set kit provides two long flat bands and two loop bands of different resistances. Perfect designed for exercise, Pilates, Yoga, stretching, toning, body sculpting, resistance & strength training, physiotherapy and even for point work in ballet. They are versatile, adaptable to multiple fitness levels use one band, or two or all four simultaneously to adapt to your required resistance and to facilitate the entire body workout! Last but not least, they are lightweight & perfect for travel! Use them at home, in the office, at the gym or even on the plane! These bands are conveniently in PVC zippered travel pouch and an English/Spanish exercise wall chart in color. We strongly believe that human bodies are made to move in a three dimensional space. Hence, we have put together 21 exercises where most are performed on multiple planes which utilizes multiple joints and muscles in order to get the most effective workout in a shorter amount of time. FeaturesRfitness Professional Training Exercise Fitness Resistance Band4 PieceSpecificationsWeight: 0.55 lbs