Material: These corks are made of high-quality oak. They are solid and durable, not easy to break, and have good sealing performance. They are very suitable for long-term use. Size: The single size of cork for wine bottle is (4 x 2.1cm), with a package of 100, which is designed as a straight cylinder, and is applicable to the packaging of most wine bottles on the market. :The patterns on the cork stoppers are processed by hot embossing technology, free of ink pollution. Use them with confidence. they can help you seal the bottle, so the taste of the wine will not be damaged. they are a good choice for you to make your own wine. Flexibility: Wine cork has a unique cell structure, which can keep the oxygen content in the wine bottle low and help wine fermentation. when you want to pull out the cork, they will not be easily broken. Wide Scope of Application: Applicable to wine bottles, beer bottles, glass cans, tube bottles, etc. you can make them into handicrafts according to your own ideas, giving them more vitality then send the finished creative crafts to your friends and family. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.