Strips made from this new material, christened “ Topgreen, ” are 15 % lighter than their predecessors, the ventilation (or air permeability) coefficient has been increased by 7 %, and the extensibility is 10 % higher, but the unit price remained the same at about € 77 (roughly NT $ 3311).
「當然會有人質疑，為了環保之名而大費周章、大量耗水，是否值得？