This 250ml wash bottle is made from flexible, high-quality polyethylene plastic, ensuring durability and chemical resistance. It can withstand temperatures from -50°C to 80°C and is resistant to acids, alcohols, and bases. Featuring a flexible delivery tube for precise dispensing, it's ideal for professional labs, classrooms, and household use. The bottle measures 5" tall and 2.5" in diameter, with the tube measuring 6mm in diameter, making it both practical and easy to handle.