RVCA Dayshift Elastic Short Men's Backcountry.com RVCA Mens Shorts All Time Roads 19" RVCA County Boardshort Men's Clothing Mens Board Shorts & Swim Trunks Shop Online RVCA RVCA AU. The RVCA Backbone Shorts are twill yarn dyed shorts with a zipper fly with button closure at the front. They have two slash pockets at the front, an angled double welt coin pocket, and welt pockets at the back. The back left has a welt pocket and the back right has a double welt pocket with a button tab closure. The shorts include a RVCA solo label at the back pocket flap. Outseam: 19" 65% polyester, 32% rayon, 3% spandex