Colorful Chemistry Molecular Model Kit Student/Teacher No Instructions Please see pictures for details. They are an important part of the description and will show you precisely what you are purchasing. We ship daily Monday through Friday. We have a 2 day handling time, but are usually able to ship within 1 day. We like offers! Send us one today! Check out our store for more items. We try to add new items daily. We are happy to combine shipping on items purchased at the same time. Feel free to ask questions. We are here to help. Thanks for looking!