UTT cork are built-in chip,stored the grape wine information in the bottle stopper.used the RFID(Radio Frequency Identification) technology to read about the wine information in chip.Make UTT-closures become the carrier of wine identification.,Truly management the signal bottle of wine.Since opening the bottle stopper destroy chip, Play intelligent security function;UTTwine cork stopperare completely sealed at the ends,have the effect of realistic graphic printing,Including pictures and text,available in any color and logo, they can be printed with a variety of different colored, FDA-compliant inks. UTT Cork come in any color imaginable and can be permanently printed on with high-resolution graphics. Cork Length 44.0mm (+/- 0.5mm) Cork Elongation 1.5mm to 2.5mm in a standard cetie bore wine bottle (18.5mm) Cork Diameter22.0mm (+/- 0.5mm) Cork Weight8.5 grams (+/- 0.4 grams) CoatingFDA compliant, food grade silicone Extraction Force*22-38 kilograms, 216-373 Newtons, 48-84 pounds