Minimum hole : 6mm. Black onyx crystals hung on white brass ear hangers. They will fit stretches of 6mm and above. The onyx crystals are about 3.5cm long and the whole ear hanger is about 7cm long.
Each piece weighs about 9g, so they are quite light. They are are sold as a pair.
This item does come as a pair
Unless clearly stated otherwise,
the price is for one piece, not a pair.