pagancow

This is a large door with an industrial, metal doorknob opening at a normal pace.

This is a large door with an industrial, metal doorknob closing at a normal pace.

This is a coat zipper, unzipping all the way.

This is a coat zipper, unzipping all the way.

This is a coat zipper, unzipping all the way.

This is a coat zipper, unzipping all the way.

This is a industrial sized metal door opening then closing. This is the alternate.

This is a industrial sized metal door opening then closing.