3 pcs ceramic  wick holder with wick, size of   holder is head size 20 mm x bore diameter 6 mm  wick is 11/12 cm in length  approx ,please see all photographs ,wick   is standard cotton  with long life .replacements can easily be found on  my listings  on e bay at nominal cost and in assorted lengths and prices   ,these holders are ideal for small oil lamps ,religious functions ect and can be adapted  to sit on larger openings .with a simple steel  washer, ie bottles ect ,will send out via royal mail small letter ,please see my feedback and other listings that also include cotton wicks in assorted quantity and prices from 5 to 100 pcs in assorted quantities and prices please also see my listings on garden  bamboo torches that come with free wicks    ,thank you for looking