16 20 24oz Stainless Steel Tumbler with Detachable Dust-Proof Straw and Handle

16 20 24oz Stainless Steel Tumbler with Detachable Dust-Proof Straw and Handle. Double-Wall Vacuum Insulation: Drinks stay ice cold for 24 hours or piping hot for 12 hours. Food-Grade 18/8 Stainless Steel: Constructed from rust-resistant, non-toxic, BPA-free materials. Leak-Proof Design: Secure screw lid prevents spills and leaks in bags. Sweat-Free Exterior: Condensation-free coating prevents slipping and wet hands. Customizable Logo Printing: Supports silk printing, heat transfer, laser etching, and more. Wide Mouth for Easy Cleaning: Big mouth design facilitates thorough cleaning and filling. Multiple Color Options: Available in multicolor or customized colors. Comprehensive Certifications: Certified by FDA, LFGB, CE, SGS, BSCI, SEDEX, and TUV.