Premium Stainless Steel Vacuum Flask – 400ml Custom Wholesale
High-grade 18/8 stainless steel interior ensures durability and rust resistance, safe for both hot and cold beverages. Double-wall vacuum insulation maintains temperature for 12+ hours (hot) and 24+ hours (cold). Features a built-in removable tea filter, perfect for loose-leaf tea, coffee, or infused water. Leak-proof screw lid with ergonomic design for spill-free portability. Mirror-polished exterior with scratch-resistant finish, ideal for gym, office, travel, or outdoor adventures. Bulk customization available – add logos or designs for corporate gifting or promotions. Wholesale pricing, global shipping, and bulk discounts – your top choice for high-quality drinkware at unbeatable value.