Material : Glass + Wood cork . Bottle capacity：3 oz（90ml）. Bottle mouth diameter: 1.06 inch (27mm), bottle height (Without Cork): 4.72 inch (120mm), bottom diameter: 1.45 inch (37mm). Making gifts by yourself can express your mind better. You can put colorful sand or shells in a bottle and something you like, these tiny bottle could become a creative gift to your friends and family. A set of 10, please check its size before purchase. Please rest assured to buy! If you have any questions, we will reply to all emails within 12 hours, aiming to provide the best service to our customers.