Description: Resistance Bands: Boxing resistance band training is very effective at increasing muscle strength, and can also help you increase coordination, strength and flexibility. PREMIUM MATERIAL: The resistance band is made of non irritating and odor free soft latex. Fitness Training: Resistance bands can be used for boxing training/MMA training, or as general fitness cardio equipment. Portable: The resistance band is lightweight and easy to carry. You can pack them in a suitcase or car and work out at your workplace or hotel room. Applicable: Suitable for everyone, beginner or expert, boy or girl, man or woman. 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 Band 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!