This bag is made from durable 2.5mm leather grain Vinyl and is machine filled with a custom blend which provides optimum weight and feel. There is a zip closing top with four heavy gauge welded D-rings attached to welded chains with swivel included. Punchbags can offer you a wide variety of exercises. One of the real benefits of bag exercises is a great cardio workout in a limited space. Heavy Duty PVC Punch Bags Made from leather grain vinyl Filled with a custom blend Zip closing top with four heavy gauge welded D-rings welded chains with swivel included Four heavy gauge welded D rings Includes welded chains with swivel Sizes:120cm x 35cm Weights: 25Kg Colour: Black 4ft