500ml 316 Stainless Steel Insulation Cup Large Capacity Big Belly Cup with Strap(Yellow)

1. 316 mirror inner tank, not easy to leave bacteria2. The lid of the cup can be used as a water cup, and the strap can be carried on the back and carried freely3. The silicone ring is matched with the threaded cup cover, which is leak-proof4. Liner material: 316 stainless steel5. Shell material: 304 stainless steel6. Insulation performance: 12-24 hours