By Lucy BucklandLast updated at 3:40 PM on 2nd February 2012 In the world of supermodels designing your own underwear range is almost as common as swigging champagne and wearing size 6 jeans.But Israeli model Bar Refaeli’s collection, which has been in the pipeline for more than a year, has a subtle difference.Where her contempories focus on showing off their wonderful figures, the 26-year-old showed her range will be a lot less about her and a lot more about comfort. Simplemodel: Bar Refaeli shows off first image of her underwear collection on her personal Twitter accountReleasing the first picture yesterday on her own personal Twitter account Bar showed off a pair of black briefs and plain T-shirt, or as it’s known ‘super soft cotton tee’.Under.me has not publicised any of its other designs but from the look of it’s website, which just shows Bar playing tennis in underwear, the collection will be all about simple sexiness.Bar, who is an occasional actress, is known for her modeling work but her relationship with actor Leonardo DiCaprio also helped catapult her into the limelight. Designed to fit: It is also thought the range will be mid-price and be classically elegant Perhaps Bar is hoping her range will be as successful as fellow supermodel Gisele B