Pullum Train at Home Resistance Band and Door Anchor SetWe offer our resistance bands in many different pound resistances and lengths. The greater the stretching distance of the band while exercising, the greater the resistance load of the band. Pullum bands have a 1 year warranty from the date of purchase. We will cover any manufacturing defect as long as they haven't been misused and abused. We have introduced some sets to make these great products even more attractive to use. The Train at Home Set