High grade 1/16" diameter, shiny metallic, braided, elastic cord stretch loops. These come pre-tied with a bow. They stretch easily, just like a rubber band to at least twice their size. Length indicated is approximate circumference measurement. The smaller 6" & 8" loops will fit most jewelry boxes. The 10" loops are great for smaller apparel, stationery & gift boxes. The 16" and 19" loop fits larger boxes, like t-shirt apparel boxers. 50 loops per package.