This has three capacities to be chosen, 420ml/320ml can be insulated and kept cold until 6h-12h.The internal material of this cup consists of 304 stainless steel, a variety of colors, multi-layer material, long-lasting insulation, sealing leak-proof, a key to open, one-handed easy to open, travel convenience anytime and anywhere to drink hot water, all-round protection, put in the bag not afraid to spill, more convenient to go out, vacuum insulation technology, layers of protection, Morandi five colors, the bottom of the cup is stable wear-resistant not to pour. Measuring 11oz/14oz, this custom 14oz portable travel insulated mug. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization available: Print your logo or customize packaging and color schemes. Product Highlights: BPA-free, leak-proof, travel-friendly.