Use cobra knots to create end of zipper pull. Tilt the keychain to look at the top of the knot in step
2. For each of the knots in this step, begin the knot using the loose strand that points backwards (away from body).
a) Loop rear-facing loose end around and over the top of the zipper pull, holding in place with thumb.
b) Wrap remaining loose end forward around first and back to rear, then bring end forward through loop made in (a). Pull ends to tighten securely.
c) Repeat cobra knot (always beginning with rear-pointing strand) until 2 knots are formed on each side of zipper pull.