Premium Stainless Steel Vacuum Insulation - Double-walled 18/8 food-grade stainless steel construction with copper plating ensures 12-hour hot and 24-hour cold temperature retention

Precision Laser Sealing Technology - Advanced vacuum sealing process eliminates air gaps for maximum thermal efficiency and prevents condensation

360° Leakproof Flip Lid - Medical-grade silicone gasket and reinforced hinge mechanism create spill-proof performance for active lifestyles

Custom Branding Ready - High-quality sandblasted surface accommodates laser engraving for corporate gifts or promotional merchandise

Multi-Function Design - Optimized tapered mouthpiece for both sipping and direct drinking, compatible with most car cup holders

Commercial-Grade Durability - Reinforced base with scratch-resistant coating withstands daily use in offices, construction sites, and outdoor adventures

Ergonomic Contoured Grip - Diamond-cut textured surface provides secure handling even with gloves during commutes or workouts