STAINLESS STEEL: Made of food-grade 18/8 stainless steel for double wall vacuum VACUUM INSULATION: Double wall vacuum insulation for excellent temperature protection; you will enjoy the beverage cold or hot and Keep the inter temperature warm or cold for several hours RUST-PROOF stainless steel that more durable than other ordinary glasses COMFORT HANDLE: The full-loop Triple Grip & non-slippery Handle is comfortable for griping; wide, comfort-grip BPA-free plastic lid: Splash resistant lid; wide opening easily fits a straw and makes sipping easy POWDER COATED: Powder coated additional texture and durability and water proof long-Lasting Powder coating keeps finish colorful and stylish Hand wash suggestion and Do Not Microwave