(Conversion: 2.5cm = 25mm = approx. 1″ inch) Personalise this pendant with your choice of Add On birthstone or charm. Gemstone pendants are packaged in a lovely randomly chosen gift pouch with a description card, ready to give or keep for yourself! Howlite – can be used to calm communication, to facilitate awareness and to encourage emotional expression. Can be used to eliminate pain, stress and rage. It can help to lessen rudeness and boisterousness and can provide for a reflection of the offender to the offender. It discourages impertinent behaviour and encourages subtlety and tact.