
16oz Modern Solid Color Double Wall Stainless Steel Vacuum Insulated Cup Flask Gift Set with Straw. Premium 304 Stainless Steel: Constructed with food-grade 304 stainless steel inner, ensuring durability and safety. Vacuum Insulation Technology: Double-wall vacuum design keeps beverages hot or cold for 12-24 hours. Custom Logo Service: OEM and ODM services available with custom logo printing upon request. Flexible MOQ Options: Accepts flexible minimum order quantities, including trial orders and small batches. Fast Sample Delivery: Sample lead time is 3-5 working days with international express shipping available. Leak-Proof Design: Features a secure leak-proof structure ideal for travel and daily use. Multi-Color Options: Available in multicolor finishes with custom color box packaging options.