While standard nasal sprays may offer more localized nasal coverage, this device may provide substantial coverage of the entire upper respiratory tract. The continuous gentle mist technology allows for extended use to help break down congestion.7 oz | CVS The Boogie Micro-Mist Saline Inhaler gently moisturizes and soothes the upper respiratory tract to help relieve symptoms like congestion and discomfort caused by allergies, colds and other irritants.