From The RunwayLanvin, Givenchy Resort 2013: The 10 Most Expensive Sweatpants (PHOTOS)Misty White Sidell06.28.12From The RunwayLanvin, Givenchy Resort 2013: The 10 Most Expensive Sweatpants (PHOTOS)The resort collections introduced a surprisingly comfortable new trend. From Givenchy to Lanvin, Misty White Sidell surveys the priciest sweats on the runway. Misty White Sidell06.28.12 8:45 AM ETCourtesy of Richard ChaiRichard ChaiPrice of Sweatpants: $255 Richard Chai is known for his love of relaxed looks, so it’s no wonder that he included these metallic-finish track pants in his resort collection. Accessorized with running sneakers and an eggshell blazer, the pants bring a sophisticated edge to modern loungewear. Akira Yamada / Courtesy of Band of OutsidersBand of OutsidersPrice of Sweatpants: $350 Designer Scott Sternberg showed this look as part of his resort collection. His billowing sweatpants are paired with a nautical-inspired sweater and strappy heels. Courtesy of SunoSUNOPrice of sweatpants: $395 SUNO designers Max Osterweis and Erin Beatty are well loved for their mixture of textures and prints. These chambray sweats for resort season are offset by a flirty camisole and ankle-strap heels. Courtesy of Tess GibersonTess GibersonPrice of sweatpants: $525 A favorite of downtown fashion chicks, designer Tess Giberson is often lauded for her ability to create irresistible high-low looks. Here, she’s paired coral silk sweats with a blush satin top and vibrant green heels. Courtesy of ChloeChloePrice of Sweatpants: $750 Chloe designer Clare Waight Keller created a resort collection filled with must-have pants, including this heather grey pair. The style breaks trouser boundaries by appearing both polished and relaxed. Courtesy of Bottega VenetaBottega VenetaPrice of Sweatpants: $830 One of the resort season’s first showings, Bottega Veneta’s Thomas Maier designed this viscose jersey tracksuit—matching handbag not included. Courtesy of LanvinLanvinPrice of sweatpants: $1,120 Alber Elbaz designed a series of relaxed, bound-at-the-ankle pants for his resort collection. This red pair includes cargo pockets at the hips. Courtesy of PreenPreenPrice of sweatpants: $1,140 Preen’s cult following is sure to lap up this look, which pairs tailored track pants with a matching blazer. When paired with heels it is both sharp and athletic. Courtesy of A WangT by Alexander WangPrice of sweatpants: $1,250 Alexander Wang is known to be a huge proponent of the sweatpant trend. He’s updated the look for resort by fabricating the style in suede. Courtesy of GivenchyGivenchyPrice of Sweatpants: $1,425 Clocking in at a whopping $1425, Givenchy’s casual pants for resort season embody the sporty-chic trend that has recently been gaining ground.