4 New QRS 101 pemf mat - 6 month return policy - German pemf mats - bulk sale Local pickup only. I have compared the QRS to the Bemer pro which is my other German made pemf mat I offer on my other Bonanza listing. See my other auctions if you want one QRS mat. This is a special price for 4 mats based on my stock I have right now. I can be reached at917 284 7778. Please get all your questions answered before purchasing. I promote the Bemer Pro and QRS mat as my top 2 German made mats since I have been selling. I have other brands that I can list to for those who are on a budget an cannot afford the Bemer or QRS mat. Ships to lower 48 states only and to Canada.