size : 32cm / 14.9 inch material : nickel, stainless 38cm is just fit neck size 32cm/ 12.59inch if you want another size...please tell me your neck size...I will adjust for you....measure your neck size according to the Illustration.... *** Do you like the unknown…This necklace is calling you… I made this necklace as listening to the sounds of the universe without playing music in the room. Take the chain in my hand and let it to be the shape it wants to be. just like let other people want to be. At that moment, the universe seems to expand and you are invited to an unknown world.