Bottle Stopper of Cocobolo hardwood. This beautiful but useful bottle stopper is 4 1/12 " tall by approx 1" in diameter. The bottle stop is stainless steel, impervious to rust or corrosin. Stainless steel stopper is made in the USA. It has three rubber O rings to allow it to fit most glass bottles. Cocobolo is a very dense red wood with flavors of yellow and black grain patterns. The stopper can be hand washed and dried, but should not be put through the dish washer.