Save money and cut waste by bringing previous years’ fast fashion costumes and such accessories as hats, sunglasses, jewelry and so on to a costume swap on Thursday, October 25, from 6 to 7 p.m. is promoting this win-win event suitable for all ages. which specializes in bulk bath, body and home products and refillable containers, is hosting it at 3360 Arapahoe Ave., Boulder. to RSVP.