Bangles by gill forsbrook Pink polypropylene and silver bangle. Inner diameter 63mm, inner circumference 205mm. Please note this bangle is fixed it does not open. Please measure an existing bangle carefully to insure fit.Designed and handmade by jewellery designer Gill Forsbrook. Features Primary Material : polypropylene Other Materials : aluminium foil and silver Inside Diameter (mm) : 63 One of a Kind : No Hallmarked : No Cleaning InstructionsClean plastic by gently wiping with a soft damp cloth or cotton wool, a little mild soap may be used. Silver can be gently cleaned with a Silver Polish Cloth, taking care not to mark the plastic. As with all jewellery avoid spraying with perfume and hairspray.