All natural buffalo horn is hand carved to create this authentic drinking horn. Each horn is individually crafted, between 20 inches and 23 inches long. No two are the same. They can hold about 30-40 ounces of water, wine, beer, ale, etc. The exterior is polished to a smooth shine. Coloring of the horn varies according to how it was grown in nature. Mostly it is black and calcium white. A thick leather frog is included and allows it to fix to a belt. Drinking horns were traditionally used in many parts of the world. Sometimes ceremonial, and often as an everyday drinking horn. What is unique about the horn, it cannot be set down on a table until it is empty. Ensure a guest drinks all of their wine with one of these natural drinking horns. Please clean the horn before using. * Please not there may be a slight odor as this is a natural item. The color and shape may vary and may not be exactly like the picture.  Item may have minor scratches due to buffing and natural material. When measuring this item we measure it at the spine. This is an all-natural item and you will need to coat inside with beeswax. In order to do this you will melt the beeswax and pour it in the horn. Wait for it to dry and then pull it out. Please wash with a gentle detergent and polish with vegetable oil to keep it from drying out. And from time to time you will want to use beeswax to coat the inside to keep from cracking.  Please do not use hot liquids in this item. Specifications: Overall Length: 20 Inches to 23 Inches Circumference of Rim: About 13 to 15 Inches Estimated Capacity: 1100 ml to 1400 ml Includes: Horn, Adjustable Leather Frog with Black finish 100% Natural  Specs may vary from piece to piece.