If it have bubbles, take a needle to bore them.Specification：How to useChoose a smooth, clean and dry surface. Peel the stickers from the sheet one by oneDue to manual measurement, please allow measurement deviation of 1-2cm. Due to differences between monitors, the picture may not reflect the actual colors of the item. Thank youPerfect DIY product. Fashion and special design. Easy to apply.Size:finish size:75X70cm(29.55X27.58inch),sheet size:60X45cm(23.64X17.73inch)Our product are durable and beautiful .You can decorate all the places you want to decorate. You deserve to have.1 Set Wall StickersHigh qualty material, reliable, fashion and cute.If the result is satisfactory for you, stick firmly to the surface pressing the air bubbles outwards.Position the adhesive on a plane surface without pressing them, so that it let's possibility to withdraw them and reposition again.Material : PVCYou can position the way you want them, completely customize your own style !Clean the smooth surface before sticking it on.Suitable for painted wall, smooth wallpaper, ceramic tile, wooden, metal, glass and plastic etc.Easy to apply, pre-cut just peel off and stick, in seconds without damaging; your paintChristmas Wall room Decoration 2021 Snowman Glass window Sticker Wall Sticker Cute Decor for Bedroom Door