“up-down”

17 symbols from Material Design Icons

arrow-up-down

thumbs-up-down

arrow-up-down-bold

briefcase-arrow-up-down

file-arrow-up-down

folder-arrow-up-down

thumbs-up-down-outline

wifi-arrow-up-down

arrow-up-down-bold-outline

briefcase-arrow-up-down-outline

file-arrow-up-down-outline

folder-arrow-up-down-outline

swap-vertical

cellphone-arrow-down

swap-vertical-bold

unfold-less-horizontal

unfold-more-horizontal