This narrow neck round wash bottle from RS PRO is a useful piece of laboratory equipment that can be used as a dropping or cleaning bottle. It's a popular choice for dispensing gels. The bottle is made of LDPE (low-density polyethylene), a plastic that's resistant to chemicals, physical impact and rapid temperature fluctuations. This material is also flexible, making it easy to squeeze the bottle when necessary. The product is an eco-friendly choice as the material is widely recyclable. The bottle is fitted with a pivoting closure with a nozzle that retracts into the cap to seal it, allowing you to dispense liquids with greater flexibility. Wash bottles like this one are typically used in a range of applications in lab settings as well as in the home.