Clear Plastic Flush Sign Holders - 1 1/2"L Price Tag-Pricing Label Holder for Glass shelf What is the difference between

What is the difference between Auto Service and Auto Repair banners

Rotisserie Chicken Poster

and flat surfaces

The second picture shows a similar product in use in a supermarket

Shelf Signs Sell Product

Clear Plastic Flush Sign Holders - 1 1/2"L Price Tag-Pricing Label Holder for Glass shelf What is the difference betweenPlace promotional signage where it will capture consumer attention on shelf edges of wood, glass or other square edge fixtures with these sign holders. Sign Holders for Square Edge or Wooden Shelves Place promotional signage where it will capture consumer attention on shelf edges of wood, glass or other square edge fixtures with these sign holders. The Super Grip teeth ensures that card stock and board will be held flush and suspended from the shelf