Application: Mini plastic spray bottles are ideal for storing your supplemental solution at work, gym, travel and more. Material: The nasal spray bottle is made of PE plastic materials, and lightweight to use. Easy to Use: The refillable nasal spray bottles design is very simple, convenient and compact. Multi-function: Empty nasal sprayer is not only designed for nasal spray, also can be used as spray bottle to storing water, cosmetic water, and so on. Portable & Lightweight: Plastic mist nose sprayer bottles are great for travel use and easy to transport.