Authentic Pyrite Bracelet of 8mm bead that was crafted in the mine site, according to them they have also used stronger elastic for durability and longer wear for people who wears it. Can be worn by both men and women / unisex (all the bracelets are good for everyone to use). 
 
For information on Pyrites and things to be aware of in terms of handling and collecting pyrites, please read more here: https://www.inthestarsbykrissy.com/product-page/pyrite-tumbled-stones