Just a generic mask stand that holds things pretty well as you can see from the photos. It shouldn't need supports.
mask stand 3D Models to Print - yeggi
Mask – Free download 3d model Files
mask stand 3D Models to Print - yeggi
STL file The Mask and free optional stand 🆓・3D printing design
Mask – Page 2 – Free download 3d model Files
mask stand 3D Models to Print - yeggi
STL file Nathaniel Mask 🎨・3D printing template to download・Cults
STL file The Mask and free optional stand 🆓・3D printing design
Free STL file Stand for Loki Mask, sculpted 🎨・3D printer design
3D Printable Mask Display Stand by Fabio Bautista
Mask best free STL files for 3D printer・1.9k models to download
mask stand 3D Models to Print - yeggi