So I can't find where to buy open straps.
Most straps are like this:
http://www.firetoys.co.uk/barry-nylon-aerial-straps-pairs.html
Although, like aerial chains, some straps are not sewn. They are like this:
http://my-crazy-obsessions.tumblr.com/image/6744200915
As chains hold the similar openness:
http://www.silea.de/acts/chains/chains.html
Anyone know what open straps are called. Or where to buy.