Add a little dark humour with a cute twist with our Serotonin Deficiency Club Enamel Metal Phone Sticker With 3M Sticky Backing — a premium, ultra-durable accessory to customise any phone case, laptop or tech gadget. Crafted from high-quality metal with glossy enamel detailing, this playful design mimics a membership card, featuring a smiley face and Serotonin Deficiency Club – VIP Member Only, blending soft aesthetics with relatable humour.

Built with strong 3M adhesive backing, the sticker stays firmly in place without damaging your device, offering the look and feel of an enamel pin without the need for punctures. Its compact size makes it perfect for customising iPhones, Android cases, tablets, power banks, notebooks and everyday essentials.

Whether you love self-aware humour, cute designs, or want to add a subtly relatable, conversation-starting detail to your everyday tech, this enamel metal sticker delivers standout quality and everyday durability.

Features:

• Premium metal with soft enamel finish

• Serotonin Deficiency Club – VIP Member Only card-style design with smiley face

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

• Scratch-resistant and long-lasting

• Perfect for phone cases, laptops, suitcases and accessories

• **Ideal gift for friends, students or anyone