Okay, we get it, one sticker is not enough. Your cave helmet is big. You need at least one more sticker. It's logical. You know what? Buy yourself two. Go crazy.
 
These stickers are printed on durable, high opacity adhesive vinyl which makes them perfect for regular use, as well as for covering other stickers or paint. The high-quality vinyl ensures there are no bubbles when applying the stickers, and the stickers can be used both indoors and outdoors.

• High opacity film that’s impossible to see through
• Fast and easy bubble-free application
• Durable vinyl, perfect for indoor and outdoor use
• 95µ density

Don't forget to clean the surface before applying the sticker.