Custom Stainless Steel Vacuum Flask – Smart Digital Drinkware for Every Lifestyle
Premium 18/8 stainless steel construction ensures durability and rust resistance, with double-wall vacuum insulation for 24-hour temperature retention (hot/cold). Innovative digital temperature display lets you monitor liquid temps in real time—perfect for gym, office, or travel. Leak-proof screw lid with one-touch open design, reinforced silicone seal for 100% spill-proof performance. Laser-engraved custom logos available—ideal for corporate gifts, promotions, or personalized use. FDA-approved food-grade materials, sweat-proof exterior, and ergonomic grip for comfortable handling. Bulk discounts available—global wholesale supplier with factory-direct pricing and fast shipping.