Accessibility Equipment Accessories features:They are oxygen connecting tubes, made of high-quality materials, durable and practical. Professional oxygen nasal cannula accessories, perfect to use them to replace your old or broken tubes. They allow easy movement, are convenient and light, and brings ultimate comfort and long-lasting wear. FeaturesColor:As ShownMaterial:SiliconeSize:16.50X16.00X2.00cm/6.48X6.29X0.79inSupple tubing, comfortable to use. Crush resistant, make them more safe to use them when sleepingSuitable for being sent as a gift for friends or family who is doctor, they will love itMade of high-quality silicone material, durable and practical. Exquisite workmanshlp guarantees practicability and durabilityThey allow easy movement, are convenient and light, and brings ultimate comfort and long-lasting useLightweight, they will not bring you any burden. Our products are well-made and will bring you a good experience.