Premium Double-Walled Stainless Steel Flask – Ultimate Thermal Performance

High-grade 18/8 stainless steel construction ensures durability and rust resistance. Advanced vacuum insulation technology maintains hot/cold temperatures for 12-24 hours. Precision laser-welded seam eliminates leaks for 100% airtight performance.

Available in 350ML/500ML/750ML/1000ML sizes with ergonomic small-mouth design for controlled pouring. Mirror-polished inner wall resists odors and stains. BPA-free food contact materials guarantee safety.

Ideal for outdoor adventures, office hydration, gym sessions, and travel. Wholesale bulk pricing with industry-leading MOQ flexibility. Global logistics support with door-to-door shipping solutions.

Professional-grade flask outperforms retail brands at factory-direct cost. Custom branding available for bulk orders. Stock ready for immediate dispatch from bonded warehouses.