Describe: Coravin standard needles are made of stainless steel, the outside is covered with a layer of teflon that makes it easy to extract alcohol without affecting the cork. The needle is compatible with all Coravin wineries and the ultra-slim design makes it possible to extract the wine accurately. Size Information: Weight: 0.1 kg Size: 12 x 2 x 2 cm Use & Storage: Use: Used as a substitute for needles in alcohol extraction. Preservation: Clean with clean water. Keep in dry places. Brand Information Brand: Coravin. Material Stainless steel. Products without warranty.