Tailored Fit: Exclusively designed to fit 30oz and 40oz era tumblers with precision. The snug bottom cover is made from reinforced silicone to help prevent dents, scratches, and surface wear—perfect for everyday use and protection
Anti-Slip & Noise Reduction: Durable silicone enhances grip on any surfaces,it can effectively prevent tipping and spillage, reduces noise on hard counters, and keeps your bottle upright wherever you go, also reducing noise in case of accidental drops
Premium BPA-Free Silicone: Crafted from food-grade silicone, this boot is BPA-free, non-toxic, odorless, and safe for daily coffee or hydration use. Easy to clean, toss it in the dishwasher or rinse with water for a quick refresh
Precise customization: Designed based on the official Brumate Era 30oz & 40oz Tumbler samples, this silicone boot is custom-molded to ensure a snug, secure fit. It pairs perfectly with your tumbler—no gaps, no slipping. The built-in air holes at the bottom make it easy to slide on and install by releasing trapped air, and once it's in place, it stays put. Just dry the base of your tumbler and slide the boot on
Vibrant Color Options: Each of our 14 color options is custom-blended to match the official Brumate Era tumbler shades. We didn't just choose similar colors—we carefully developed each tone to coordinate seamlessly with the original bottle colors. Whether you want a perfect match or a creative contrast, you can mix and match with confidence knowing every shade was designed with the Brumate aesthetic in mind