Premium 500ml stainless steel double-wall vacuum insulation for 24-hour temperature retention.

Airtight leak-proof lid with precision-engineered threading for seamless portability.

Sleek brushed finish resists fingerprints while maintaining durable 18/8 food-grade stainless steel construction.

Ideal for outdoor adventures, office hydration, or gym sessions with sweat-resistant grip base.

Commercial-grade rustproof interior withstands acidic beverages without flavor transfer.

Ergonomic curved silhouette fits standard cup holders with optimized weight distribution.

Laser-welded vacuum seal exceeds ASTM thermal performance standards for extreme climates.

BPA-free construction with dishwasher-safe components for effortless maintenance.