These awesome EMPTY label FREE sprayers have a swiveling arm pump for use at any angle, even while lying down! (can be used nasally, for back of throat or in the ear canal) Pharma-quality, non-corrosive stainless steel pump components. Fill these EMPTY sprayers with Snoot! Nasal Cleanser or your own water based solutions. May be used with HIGHLY emulsified essential oils - too high of an oil content may cause intermittent sticking of the mechanism. No labels on 6 packs. Eco-friendly, recyclable packaging. TSA-compliant.