Sterimar Blocked Nose is a 100% natural nasal spray made with hypertonic sea water and enriched with copper. It is specifically designed to quickly unblock the nose during colds and sinusitis while helping prevent flu infections. The microdiffusion technology ensures effective delivery of the solution. This hypertonic nasal spray is suitable for both children and adults. The sea water microdiffusion system provides a gentle yet effective way to clear nasal congestion naturally. The formula is enriched with copper for added benefits. Being 100% natural, it can be used safely without risk of dependency or rebound effects. The 100ml bottle provides an adequate supply for regular use during cold and flu season or for ongoing nasal hygiene.