Paint is a necessity for costume making. Assuming you're using this for intricate detailing on fabric, remember to mix with fabric softener and the SMALLEST bit of water so it doesn't crack up and harden.
Acrylic Paint Set - 24 Classic Colors (2oz), Craft Paint Kit with 12 Brushes
EVA foam is ESSENTIAL for high quality costumes where you have to make props, armor, or something as simple as crowns. Cosplayers use it too.
Eva Foam Sheet
Any type of sewing kit would help. While some would instead just buy needles and thread alone, all tools are helpful to make a good costume and generally kits come with all of these. Some even come will various different colored thread, which allow y...
Sewing Kits in Sewing(1000+)
I have this on another list, but truly it is a game changer. If you have to mix paint or want specific colors, this is for you. Its easy to use and perfect for those starting out
Artist's Color Wheels
If you crochet and you or someone you're making a costume for wants to go as a spider, consider adding this to the costume. It's a pattern, so you still get to make it yourself and add changes if you want to, but creative enough, you or your family m...