Creating a customized 40oz Brumate cup with epoxy resin decals is a rewarding project that combines creativity with practical use. From my experience, selecting quality decals that reflect a theme—like the mermaid and ocean motifs—adds a personal touch that makes the cup truly unique. One important tip is to apply multiple coats of epoxy resin carefully, allowing each layer to cure fully. This ensures a smooth, durable finish that protects the decals and adds a glossy shine. Working with epoxy resin can be a bit challenging for beginners, especially when aiming for a bubble-free surface. I recommend mixing the resin slowly and thoroughly but gently to minimize air bubbles. If bubbles do appear, using a heat gun or a small torch briefly over the surface helps eliminate them quickly. Additionally, ensuring the cup is clean and dust-free before application prevents imperfections. Once the design is complete, applying a final resin coat not only seals the decals but also enhances the cup’s durability against wear and tear. This custom Brumate cup is perfect for everyday hydration with style, and it also makes an excellent personalized gift. Plus, supporting creators like @CustomByEstee helps promote unique handcrafted art in everyday objects. I’d suggest anyone interested in custom cups to try combining themes that resonate personally and experiment with resin techniques to achieve the best results.