Introducing the LAPEN 500ml Vacuum Bottle with Rotating Carry Handle Lid– engineered for convenience and mobility. Rotating Carry Handle Lid for easy transport. 500ml capacity. Material: 304 stainless steel inside, 201 outside. Insulated: Cold up to 48hrs, hot up to 12hrs. Ergonomic grip and spill-proof design. Perfect for travel, work, or gym.