"Iceberg comes in a surface mounted and in a suspended model and can be supplied with a transparant polypropylene shade or with a velvet white polypropylene shade which masks the shape of the bulb. Two bolts, which are subtly hidden, hold a firm grip on the shade. These bolts enable easy detaching of the shape for lamp replacement. Iceberg is available in a 40W and 55W circular T5 bulb version, is available in a dimmable 40W circular T5 bulb version and in a RGB led controlled model."