VIDEO : Kim Kardashian Shows Off Her 'So Skinny' Body While Vacationing in Costa Rica

Vacationing in Costa Rica isn?t stopping Kim Kardashian West from hitting the gym and proudly flaunting her figure while she?s at it. The reality star took to Snapchat on Monday to share a clip from the gym, where she was working out with sister Khloe and working on her, "so skinny" body. The sisters also hit the gym for an intense session on Saturday morning, during which Kim revealed she works out for ?over an hour? every day. Looks like Kim keeps working hard, even on vacation.