Material: copper and aluminum mixed material Copper tube: 1/4 3/8 Tube length: 2m Function: applied in air conditioning, refrigeration High quality and strong durability Item Features: Material : mixed material of copper and aluminum Copper tube: 1/4 3/8 Function: applied in air conditioning, refrigeration Features: - High quality and strong durability - Simple and easy to handle and install - Insulated with climate resistant foam for durability Package Included: 1x Air Conditioner Tube< /p> Note: 1.Please allow 1-3cm error due to manual measurement. Please make sure you do not mind before bidding. 2.Colors may have different as the difference display, please understand.