The item is a set of 11 snap pull ropes, with a weight of about 0.45KG, packed in a black storage cloth bag

Option 11 piece set Standard configuration: 2 foam handles, 2 foot covers, 1 foam door buckle, 1 black storage bag, 5 tension ropes

Yellow corresponding tension 10LBS

Red corresponding tension 15LBS

Blue corresponding tension 20LBS

Green corresponding tension 25LBS

Black corresponds to a tensile force of 30LBS (a total of 100LBS, perhaps 150LBS as some fans call it, but the primary exercis