Inner layer made of high-quality 304 stainless steel, eco-friendly and odor-free. The lid provides excellent sealing with both direct drinking and straw openings for convenience. Keep beverages hot or cold for several hours. The stainless steel bottom is scratch-resistant and durable. Perfect for coffee shops, offices, cars, sports, home, and travel
 Fabric: stainless steel with crystal stickers
 Care Instructions: Hand wash only. Do not use alcohol-based cleaners or abrasive tools, as they may damage the printed surface.