Keep things fun and functional with our Caution Engineer Enamel Metal Phone Sticker With 3M Sticky Backing — a premium, ultra-durable accessory designed for anyone who lives life in debug mode. Crafted from high-quality metal with glossy enamel detailing, this bold yellow-and-white sign-style design features a crisp “Caution: Engineer” warning panel, perfect for adding a clever touch of personality to your everyday tech.

Built with strong 3M adhesive backing, the sticker stays firmly in place without damaging your device, giving you the polished look of an enamel pin without the need for punctures. Its compact, high-visibility design makes it ideal for customising iPhones, Android cases, tablets, laptops, water bottles, notebooks and more.

Whether you’re an engineer, a student, a coder, or simply someone who thrives on problem-solving energy, this enamel metal sticker brings humour, identity and everyday durability in one brilliant little piece.

Features:

• Premium metal with glossy soft enamel finish

• Bold Caution Engineer sign design

• Strong 3M sticky backing — no pins, no holes

• Scratch-resistant and long-lasting

• Perfect for phone cases, laptops, bottles and accessories

• A great gift for fans of engineering, STEM, coding, and tech humour