Bobeches also spelled "bobesches" (pronounced bow-ba-shay). Originally these were designed to catch the wax that dripped from candles on early chandeliers. These are now considered an accent piece in which the socket, bulb and candle cover rise from. Today, these frequently are pinned with multiple prisms. ChandelierParts.com offers a stunning array of bobeches.
When ordering a replacement bobeche, there are several important things to keep in mind:
Bobeches are among the most commonly damaged item on a chandelier to be broken, it's best if these items are removed, prior to moving a chandelier. Most often they are very easy to remove, just by simply slipping them vertically over the candle cover. These should then be wrapped securely to avoid damaging your chandelier.