[Size] - 5mm Outside Diameter, 3mm Inner Diameter, 1mm Cross-Section Diameter [Hardness] - 50 Durometer (Shore Hardness) for resistance to penetration [VMQ] - Standard silicone with a wide temperature range from -22°F (-30°C) to 392°F (200°C) [Application] - Can be used for travel mug cup lids, espresso coffee maker and weldless fitting for brewing [Application] - Widely used for Hydraulics and Pneumatics sealing, pressure valve, gas compressor, reaction valve, heat exchanger, boiler, filter, automobile mechanical