Plumbing Hard Hat Stickers make plumber hard hat unique, bright and amusing. Decals personalize any hard hat and tool box so they will never be lost or confused with another. Plumber stickers add color to a worker's routine. Enjoy the High-Quality Vinyl Material - electrician stickers for hard hats are crafted using safe, professional grade vinyl and stick firmly to any smooth surface, they don't peel off easily, don’t fade. So images will stay bright for a long time. Colorful Sticker Sheets - Our sticker pack contains several sheets with colorful stickers. This arrangement is very convenient for use and storage. Stickers can be reused several times by sticking it back on the sheet. Waterproof Electrician Decals for hard hats are perfectly suitable for water bottles and lunch boxes or for any items that contact water. Use our stickers for things you use outdoors: bikes, skateboards, snowboards, scooters. Humidity is not dangerous for them.