Stainless Steel Double Walled Water Bottle Reusable Coffee Tumbler Travel Mug Thermal Cup with Handle. 2-in-1 Lid Design: Includes flip lid and straw lid with protective cover for versatile drinking. Double Wall Insulation: Vacuum insulated stainless steel keeps drinks cold for 24 hours or hot for 12 hours. Ergonomic Handle: Non-slip, pressure-free handle designed for convenient carrying anywhere. Multiple Capacities: Available in 20oz, 30oz, and 40oz sizes to fit various cup holders. Custom Logo Options: Accepts laser engraving, screen printing, 3D printing, and UV printing. Material Safety: Made of food-grade stainless steel, BPA, lead, and phthalate-free. Dishwasher Safe: Easy to clean and safe for dishwasher use. Leak-Proof Design: Secure construction prevents spills during travel and outdoor activities.