Wholesale Vacuum Flask Stem

* Cold Brew Made Simple: Includes a removable strainer for brewing one cup of cold brew coffee or tea directly in the tumbler. * Glass-Like Aesthetic: Made with AS resin to give the look and feel of glass while remaining lightweight and durable. * Double-Wall Insulation: Prevents condensation and keeps the outer surface comfortable to hold—perfect for both hot and iced drinks. * Everyday Friendly: Designed for a comfortable grip, with a wide opening for easy filling and cleaning. * Capacity: 250ml (with strainer) / 400ml (390ml usable without strainer) * Size: W94 × D94 × H175mm (approx. 3.7" x 3.7" x 6.9") * Materials: AS resin, polypropylene, nylon mesh, silicone * Heat Resistance: Cup: up to 90°C / Lid: up to 150°C * Note: Not microwave or dishwasher safe Lightweight stainless steel vacuum bottle, weighing only 200g, with a 500ml capacity. Its lightness is comparable to that of a smartphone, making it perfect for outdoor use.