If you don't know your size, or want to give a gift, take a ring that fits, measure the internal diameter in millimeters and match the measurement with the values in the table.
3
它可以自动调节以适用于各种标准尺寸的手指。只要滑动戒指,便能自动调整以适应你的手指。
It is self-adjustable to fit all standard size fingers - just slip it on and it will adjust to your finger.