Gap invites shoppers to Recycle their Blues now through Oct. 20. Bring in old jeans to be recycled into UltraTouch Natural Cotton Fiber Housing Insulation for communities in need and receive a 30 percent discount on 1969 Premium Jeans. Become a Gap Facebook Fan for an extra 10 percent off. Last March, when Gap did its first ever national denim drive, more than 270,000 pairs of jeans were collected – providing insulation for 500 homes.