Builders in Australia will no longer be able to bum around construction sites thanks to newly-designed shorts aimed at keeping rear ends covered up. Shorts that sit low at the back and give passers-by an eyeful of builders' behinds have long been an eyesore on building sites, but the unsightly display could soon be a thing of the past, thanks to new workwear featuring strategically placed darts, or pleats, stitched into the back.