The COBRA SERIES 2.0 Double End Boxing Bag is a versatile training tool that helps improve hand-eye coordination, punching speed, striking accuracy, and reaction time. Its round design is ideal for endurance and kickboxing training, and it features adjustable straps for convenience. This durable floor-to-ceiling bag is made of high-quality Premium cowhide leather, with a round shape measuring 18cm in length and 18cm in width. Not only is it great for boxing training, it's also an excellent addition to any regular fitness routine, providing a cardiovascular workout and toning upper and lower body muscles.