They are easy to use, you just take off the stickers and paste them on the thing you want to paste. This clear round envelope seal is made of durable PVC material, with super strong adhesion, easy to stick and peel, suitable for clean and flat surface.

They are easy to use, you just take off the stickers and paste them on the thing you want to paste. 【Excellent Material】This clear round envelope seal is made of PVC material, oil and dust prevention, good viscosity.