Tips: Customized products need to increase the customization cost, subject to the customized quantity, please consult the customer service for details, and reach an agreement with the customer service and pay according to the price modified by the customer service, before the customization work will be implemented. Thank you for your cooperation. 1L large capacity straw thermos cup/water bottle, the cup body is made of thickened 201 high-quality stainless steel material, durable, anti-fall wear-resistant, the inner liner is made of food grade 304 stainless steel material, safe and assured. Vacuum insulation, heat lock cold, long lasting. With lifting rope, sealed leak-proof, travel sports easy and portable. For personal use, send family, send friends are a good choice. (1) Item Name:500ml/1000ml large capacity Thermos Cup/Water bottle (2) Liner material: 304 stainless steel, (3) Shell material: 201 stainless steel (4) Capacity: 1000ml, 500ml (5) Insulation performance: 6-12 hours (6) Functions: Thickened, Portable, vacuum, heat preservation (7) Product quality grade:Qualified product (8) Color: As picture (9) Style: Straight cup with rope