The surface does not become shiny or slippery; Strong and durable. These are made of PVC material different from paper.^ No matter how many mistakes you made, just wipe with a damp cloth and write again. As long as the adhesive layer is not damaged, it can be reused at any time.^ There are many different sizes for different cans. The labels are also cuttable, if you would like a different shape to be unusual, cut the labels.^ Besides the labels there are also two chalk markers, white and yellow. Much better than chalk It works on chalkboard stickers or any non-porous surface.^ Black Chalkboard Sticker Label for Writing on Kitchen Storage Jars, Glass Bottles, Spice Jars, Homemade Lotion Bottles, Craft Drawers and anything you want to claim as yours ^