1-3PCS Creative Gradient Bullet Shape Stainless Steel Thermos Cup Portable Handle Insulated Water Bottle Hot Cold Flask Gift Product Description Product Name: Gradient Cup Material: Stainless Steel Colour: Gradient Blue, Gradient Pink, Gradient Green Size: 500ml Features Enhanced Thermal Performance: Utilising advanced double-walled vacuum insulation technology, thermal retention is improved by 10% compared to the previous generation. Maintains cold drinks chilled for 24 hours and hot beverages warm for 12 hours. BPA-Free Leak-Proof Design: The straw lid is crafted from BPA-free material, meeting food-grade safety standards and being fully recyclable. It keeps cold drinks chilled for up to 24 hours and hot beverages warm for 12 hours, ensuring every sip is just as you like it. The lid seals tightly to prevent leaks, allowing spill-free sipping on the go and eliminating worries about wet clothes when packed in a bag. Lightweight and Eco-Friendly: Crafted from premium silicone and plastic, these stainless steel flasks are lightweight yet durable, making them the perfect choice for daily use. Quality Assurance: We are committed to delivering high-quality sports flasks, ensuring an enjoyable experience for all fitness enthusiasts. Notes 1. Due to manual measurement, dimensions may vary by 1-2 centimetres. 2. Images may not accurately reflect the actual colour of the product due to variations in monitors and lighting. Thank you for your understanding.