✅ Food-Grade Safe Material, Healthy & Odor-FreeThis insulated tumbler features a food-grade 304 stainless steel inner tank, free of harmful substances like BPA and lead, ensuring no heavy metal leaching. It is safe to use with coffee, tea, hot drinks and cold beverages, without altering their taste or flavor. The high-vacuum insulation layer between the double stainless steel walls completely blocks heat transfer, providing long-lasting heat and cold retention, preventing burns with hot drinks and condensation with cold drinks, eliminating the hassle of slippery cups and wetting tables or car interiors.
✅ Long-Lasting Heat & Cold Retention for All SeasonsWith professional vacuum temperature lock technology, it adapts to both hot and cold drinks:
- Heat Retention: Keeps hot coffee and tea warm at ≥70℃ for 6 hours, ≥50℃ for 12 hours, ensuring you enjoy warm beverages even during commutes.
- Cold Retention: Keeps iced coffee and cold drinks cold at ≤10℃ for 12 hours, ice-cold for up to 24 hours, perfect for enjoying refreshing drinks during summer road trips.
✅ Leak-Proof Flip Lid & Ergonomic Handle for Spill-Free PortabilityThe upgraded leak-proof flip lid with a food-grade silicone seal prevents spills even when the cup is inverted, shaken or jostled, making it safe to use while driving or exercising. The built-in drinking spout allows for one-handed opening for easy sipping, with a splash-proof design to prevent spills, making it safe to use while driving. The ergonomic handle on the side provides a comfortable, secure grip, even during long periods of use, and is detachable for easy cleaning.
✅ Copper-Textured Exterior & Sweat-Free Design, Style & Function CombinedThe cup body features a retro copper-textured coating that is scratch-resistant, wear-resistant and fingerprint-proof, with a smooth, comfortable grip, keeping the tumbler looking premium even with long-term use. The double-wall vacuum structure ensures a sweat-free exterior, keeping the cup dry at all times, no water rings on tables or car interiors with cold drinks, and no burns with hot drinks, comfortable for use all year round. The cup diameter fits most standard car cup holders, staying stable during commutes and road trips.
✅ Versatile Use for All Occasions & AgesThis tumbler is ideal for daily commutes, office work, home relaxation, outdoor camping, picnics, road trips and gym workouts. With its retro premium copper appearance and practical insulated, leak-proof design, it is a must-have for coffee lovers, office workers and road trippers. It is also perfect for corporate custom branding, event giveaways and holiday gifts, as it can be printed with logos for brand promotion.
✅ Durable & Easy to Clean for Long-Term UseThe food-grade stainless steel inner tank is corrosion-resistant and not prone to retaining coffee or tea stains, making it easy to clean with just water and a sponge, with no dead corners. It is also dishwasher safe (check product specifications for details). The cup rim is smoothly polished for a comfortable, scratch-free drinking experience. The thickened non-slip base prevents tipping on desks and car cup holders, extending the service life of the tumbler.
