The TYESO Stainless Steel Portable Tumbler is designed for easy carrying and everyday use, whether you’re commuting, traveling, or heading out for the day. Crafted from premium stainless steel inside and out, it helps maintain drink temperature while offering a durable, stylish feel. Practical design details make it comfortable to hold and simple to sip from on the go. Compact and versatile, it’s a reliable tumbler that fits seamlessly into daily routines.

Materials:

Inner and outer walls made from food-grade SUS304 stainless steel
BPA-free polypropylene (PP) lid components
Silicone sealing elements

Features:

17 oz (500 ml) capacity
Double-wall stainless steel construction for temperature retention
Keeps hot beverages ≥50°C for up to 6 hours (when filled with 100°C water)
Keeps cold beverages ≤8°C for up to 6 hours (when filled with 4°C water)
Inner and outer walls made from food-grade SUS304 stainless steel
Secure flip lid designed for everyday, on-the-go use
Also available in a 14 oz size