【316 Stainless Steel Inner】: The inner liner is made of high quality 316 stainless steel material, corrosion resistance, to ensure long-term use is still bright as new, providing excellent heat preservation and cold preservation effect, to maintain the good taste of drinks. 【Lid Lock Design】: The insulated cup is equipped with a smart lid locking design, which can effectively avoid the lid popping open due to accidental collision or vibration during carrying; it ensures that the insulated cup stays sealed to avoid liquid leakage or spillage. 【Strong Performance】: Equipped with a one-touch opening function, you can quickly access your drink with a single press; the strap design allows you to sling the over your shoulder, freeing your hands, suitable for outdoor activities or daily traveling. 【Silicone Straw】: Built-in soft silicone straw provides a comfortable drinking experience; air vent ensures smooth liquid flow, and the splash-proof design of the pop-top lid effectively avoids liquid from accidentally spraying out, avoiding scalding. 【Cute Cartoon Decoration】: This insulated mug has a cute 3D cartoon doll on the lid, adding fun and coziness, bringing a sense of fun and joy to your life, suitable for home, office or travel.