850ml Single Wall Stainless Steel Water Bottle, Simple Matte Solid Color Portable Outdoor Travel Flask Custom Logo Wholesale

 304 stainless steel, strong corrosion resistance, safe and odorless

This thermos cup is made of 304 stainless steel, which is a high-quality stainless steel widely used in food-grade containers. 304 stainless steel contains high chromium and nickel elements, which makes it extremely corrosion-resistant and can resist the erosion of various acid and alkali substances, ensuring that the thermos cup is not easy to rust during long-term use and maintains its good appearance and performance.

Classic stainless steel threaded lid with built-in silicone sealing ring, fully leakproof when placed upside down. Simple twist-on design, easy to disassemble for full cleaning, no complicated straw structures, low maintenance.

Blank Body Supports Custom Branding

Uniform smooth bottle surface supports laser engraving, silk screen printing and UV color printing of logos, slogans and patterns. Ideal promotional merchandise for brands, gyms, travel agencies, corporate events and retail store sales. Mixed color bulk orders are acceptable.