Premium 500ml Double-Wall Stainless Steel Vacuum Flask

High-grade 18/8 stainless steel construction ensures durability and superior rust resistance. Advanced vacuum insulation technology maintains beverages hot for 12 hours or cold for 24 hours. Sleek small-mouth design with rubber painting enhances spill-proof performance and comfortable grip.

Elegant matte finish with scratch-resistant coating for long-lasting aesthetics. Ideal for business gifts, Christmas presents, or graduation souvenirs. Lightweight yet sturdy, perfect for office, travel, or outdoor activities.

BPA-free materials guarantee safe drinking experience. Leak-proof screw lid with precision sealing ring. Compatible with most cup holders. Wholesale-friendly bulk pricing available for corporate clients.