Chic jewelry craft supply, perfect for you to design and DIY your own necklace, bracelet, chain etc. art collection.- Size: different length sizes are available.- Length is approx. 8 mm; 10 mm; 12 mm; 16 mm.- approx. 5.0 mm height.- The listing price is for one piece only.Thank you very much. Please feel free to email me if you have any question.