xiaokong 2 Piece Strappy Bandage Cut Sexy Backless Swim Bikini The Size is China Size.Please carefully check the size of the description. US Medium:Bust35.43"(90cm),Waist28.35"(72cm) US Large:Bust37.01"(94cm),Waist29.92"(76cm) US X-Large:Bust38.58"(98cm),Waist31.50"(80cm)