Introducing the Label Holder Upper! I made this amazing model to hold up the 2.25" x 1.25" Thermal Labels To Display A price for a market.
I suggest printing it in the same colour as your labels.
these are the labels i use:
https://www.amazon.ca/MUNBYN-Self-Adhesive-Shipping-Stickers-Papers-1/dp/B098JHPM3D/ref=sr_1_5?sr=8-5