Description: Boxing resistance band training are extremely effective at burning fat and increase muscle strength, and also help you increase coordination, boost stamina, flexibility. The resistance bands are made of latex that non-irritant and odor free. The resistance bands can be used for boxing training/MMA training, or as general fitness cardio equipment. The resistance bands are lightweight and easy to carry. You can pack them in your suitcase or in you car, exercise in the workplace or in your hotel room. Perfect for all whether beginners or expert, boys or girls, men or women. Specification: Material: Latex+Foam 15 Lbs: Resistance Value: 6.8kg; Color: Yellow; Suitable For The Crowd: Ladies And Beginners 20 Lbs: Resistance Value: 9kg; Color: Red; Suitable For The Crowd: Women With Greater Strength Or Men With Less Strength 25 Lbs: Resistance Value: 11.3kg; Color: Blue; Suitable For The Crowd: Ladies With Basic Fitness 30 Lbs: Resistance Value: 13.6kg; Color: Green; Suitable For The Crowd: Men With Basic Fitness 35 Lbs: Resistance Value: 15.8kg; Color: Black; Suitable For The Crowd: Strength Trainers Size Chart: Handle Length: 11.5cm/4.53inch Back Length: 33.2cm/13.07inch Total Length: 1.05m/41.34inch Package Includes: 1 Piece Boxing Resistance Bands Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!