Looking for a durable and high-quality tumbler shaker that can keep your drinks hot or cold? Look no further than Yongkang Minjue Commodity Co., Ltd., your reliable supplier, factory, and manufacturer in China. Our 16oz Double Wall Tumbler Shaker is the perfect companion for your daily commute or outdoor adventures. Its double-walled vacuum insulation technology keeps your drinks hot or cold for up to 6 hours, while preventing condensation from ruining your hands or surfaces. The leak-proof design and twist-on cap ensure a secure and spill-free experience, while the built-in shaker ball lets you mix your favorite protein powder, smoothie, or cocktail with ease. Made with premium 18/8 stainless steel and BPA-free materials, our tumbler shaker is sustainable, eco-friendly, and easy to clean. It comes in a variety of colors and styles to suit your preference, and can be customized with your logo or design for promotional or gift purposes. Order your 16oz Double Wall Tumbler Shaker from Yongkang Minjue Commodity Co., Ltd. today and enjoy the best combination of quality, style, and functionality for your beverages.