Universal Glass Inner Liner for Thermos Flask: 2L/5 lbs & 3.2L/8 lbs, Insulated Warm Water Bottle, Small Diameter

This versatile glass inner liner is designed to fit thermos flasks, offering options for both 2L/5 lbs and 3.2L/8 lbs capacities. Engineered for optimal insulation, it ensures your beverages remain warm for extended periods. The design features a small diameter, providing a snug fit and enhancing thermal retention. Ideal for those seeking reliable and efficient temperature maintenance in a compact form. Material: Silk flower Thermal insulation performance: 0-6 hours Product quality grade: First grade Manufacture country: China Instructions included: No