Bachelorette Party Favors Silicone Ice Tray can also be used to make Jell-O shooters. Please note there is a time delay in prep. Allow about 30 minutes for water to freeze or shooters to set. Read and follow all directions for the desired result. Made using phthalate free, non-toxic materials silicone. Make the girls last night out an unforgettable one with these hilarious Bachelorette party favors. Pipedream designs, creates, and innovates the best novelties and party gifts in the world. Their pledge is simple: We guarantee to make them laugh! It is not a party without Pipedream Products!