Tie one end of the string to the metal ring on one of the eyeglass
holders with a double knot. Slide on a pony bead, a straw piece,
followed by a pony bead then another straw piece. Continue until the
string is full except for the last 1" Tie with a double knot on to
the other eyeglass holder. Tuck ends of cord up inside the the beads.
Stretch out the elastic pieces several times to loosen. Stretch out and
over the arm of the eyeglass holder.