Savor the wine skip the side effects. Alleviates headaches, congestion and skin flush.No more wine headaches! The Wand™ 4-Pack is our by-the-glass solution for the age-old and widespread problem of wine intolerance.SAFE AND EFFECTIVE: Patented NanoPore filtration is proven safe and effective in independent tests. Does not add any harsh chemicals to your wine. FDA compliant and BPA-Free. 100% Made in the USA and Guaranteed.