After a summer of BBQ and artisanal ice cream, the word jeggings is even more painful to contemplate. Prepare for fall’s fashions with these new and soon-to-launch fitness classes.Intro to AerojumpFormer middleweight champion boxer Michael Olajide Jr. skips through crossovers, double turns, and one-leg and slow-motion jumps (plus hand-weight exercises and lunges) in this new intro class. Rumor has it you can burn up to 1,200 calories in just one heart-racing session. Every Saturday, 11 a.m. Cost is $20 for your first class (regularly $40); $30 thereafter through October 30. Mention DailyCandy when booking. 336 West 13th Street, at Gansevoort Street (212-929-1640 or firstname.lastname@example.org).SoulCycle BandsYour triceps and delts are giving your quads the evil eye. Settle the argument at this new brutally effective class devised by the cult spinsters and incorporating resistance bands. We think of it fondly as a one-hour torture and sweat session. Starting September 13. Class times vary by location. $32. 117 West 72nd Street, between Columbus and Amsterdam Avenues (212-787-1300); 1470 Third Avenue, at 83rd Street (212-639-1300); 103 Warren Street, at West Side Highway (212-406-1300). Yoga for EveryoneThe latest entrant in the down dog fray is also the most cost-effective: Giving Nature Center offers free sessions Mondays and Wednesdays, 6:15-7:30 p.m. 155 West 19th Street, between Sixth and Seventh Avenues (212-489-8082).Tower of Power This new class combines mat and tower exercises for flexibility and abdominal strength with spring resistance (for extra hurt). It’s for new clients only and will be taught by Re:Ab owner and possessor of six-pack abs Brooke Siler. Starts September 16. Thursdays, 7:30-8:15 a.m. Mention DailyCandy when booking and pay $35 (regularly $40); $30 if you e-mail today. 33 Bleecker Street, between Bowery and Lafayette Streets (212-420-9111).Nalini MethodYoga, Pilates, aerobics, barre work, and strength and resistance training are combined in the Nalini Method, which is now making Pure Yoga its permanent home. Founder Rupa Mehta and her instructors provide personalized attention during the hour-long class, so you don’t feel lost. Starts September 13. Drop-in rate, $35; membership, $225 per month until September 13. 204 West 77th Street, at Amsterdam Avenue (212-877-2025).Photo: Courtesy of Aerospace Under-$50 Finds Swirl scoured its closet to bring you the best fashion under $50 from lovely labels like Dallin Chase and Isabel Lu. While you’re there, hit up the Gar-de sale for up to 60% off tunics, tanks, and dresses.