Main Material : silicone and silver | One of a Kind : No | Hallmarked : No | Length (inches) : 18 | Finish : oxidised silver. Care instructions: The Silicone is very flexible but should be handled gently, please take care not to pull silicone parts away from the silver To clean silicone parts: Damp fingers in soapy water (washing up liquid can be used) and gently rub silicone between fingers. Dry with a hairdryer (If a towel is used silicone may pick up fluff from the towel) Once completely dry a little unperfumed talcum powder can be dabbed over the surface then rub off excess. Do not use any other silver cleaning products as the chemicals can damage the silicone An after care service is available if any of the silicone parts get damaged or you are unsure about cleaning.