Silver plated steel eyeglass holders with 7mm textured center ball and black elastic end pieces. Silver plate is a thin surface layer of actual silver. *** December 2020 update: Due to COVID precautions, this manufacturer is temporarily closed. As soon as they are cleared to re-open, they will create and ship our order. We are hoping to receive new stock by March 2021 but cannot make any guarantees at this point in time. ***