the hoop is open at the back (where they have a small metallic bead at the end)

and with any style

which has a shorter

They open and close with a small hinge (also on the lower edge)

Made from stainless steel

Snake Chain Bracelet Rose Gold rings the hoop is open atThis snake chain bracelet is made from rose gold plated stainless steel and features closely interlocking flat chain links, which form a flexible chain and resemble a snakes skin. Two smooth pieces of hardware and circle chain links complete the chain at either end, where it closes with an oval shaped spring clasp and a short extension chain (made from regular chain links). It also has a small, flat seashell pendant attached to one end of the chain.