Premium Vacuum Insulated Stainless Steel Construction – 18/8 food-grade stainless steel with double-wall vacuum insulation maintains beverage temperature for 12 hours hot or 24 hours cold.

Military-Grade Leakproof Design – Features a reinforced stopper with silicone gasket and threaded locking mechanism to prevent spills during intense outdoor activities.

Multi-Surface Powder Coating – Scratch-resistant matte finish with ergonomic grip texture ensures durability and comfortable handling in all weather conditions.

Ultra-Portable for Active Lifestyles – Optimized 500ml capacity fits standard cup holders, backpack side pockets, and climbing gear attachments for hiking, cycling, or gym use.

Commercial-Grade Performance – Industrial-standard welding on seams and baseplate withstands repeated drops, making it ideal for construction sites, emergency kits, or fleet vehicle supplies.

BPA-Free & Odor-Resistant – Mirror-polished interior prevents flavor transfer, meeting FDA/EC1935 standards for repeated daily use with coffee, tea, or protein shakes.