NALGENEŽ Large Wide-Mouth and Narrow-Mouth Bottles

These durable bottles weigh up to 50% less than glass containers of the same size, and they don't present a broken-glass hazard.
Specifications: Can be used for long-term storage of liquids or solids, but direct UV exposure should be avoided. 4L and 8L Narrow-Mouth bottles have built-in shoulder loop for attaching an identification tag. Wide-Mouth style makes filling and dispensing fast and easy. Polypropylene bottles are autoclavable. High-Density Polyethylene bottles are leakproof, ideal for shipping materials. All bottles have polypropylene screw closures.
Note: Before autoclaving polypropylene bottles, just set cap on top of container without engaging the threads.