vacuum flask bag packaging travel set: 1,dishwasher safe 2,no rusting weld 3,longtime insulation 4,various packaging style our vacuum flask bag packaging travel set : who we are:We are hikers, we are bikers, we are paddlers and campers and surfers. We carry water most everywhere we go. In the office, at the beach, we needed the strongest, lightest stainless steel water bottle we could get. So did ...