UTT cork are built-in chip,stored the wine information in the bottle stopper.used the RFID(Radio Frequency Identification) technology to read about the wine information in closure. Make UTCORQ-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;UTCORQ-CLOSURES is designed to be sealed bottles of grapes. The UTTcork are completely sealed at the ends,can give the best sealing for wine. Logo can be printed on both sides at the ends. Length38mm or 44mm (+/-0.5mm) Elongation18.5mm wine bottle Diameter22.0mm(+/-0.5mm) Weight6.8g or 8.5 g (+/- 0.4g) CoatingFDA compliant, food grade silicone Extraction Force 22-38 kilograms, 216-373 Newtons, 48-84 pounds