Diy Car Trash Can Ideas . You can pick up a makeup bag for around $1 at most dollar stores and use it to keep paperwork organized. The left two are my actual trash cans while the right is a potential option. cool 52 Clever and Cool DIY Car Trash Can Ideas for Messy People https from br.pinterest.com 34 diy home decor ideas made with repurposed crates. Yarn wrapped trash can diy. The bag will fit nicely into most consoles and glove compartments or you could simply store it under the seat.