Lightweight and sufficiently transparent for observation of contents
- Screw cap, low stable form
- Able to attach identification tags or secure cap to bottle to avoid mismatching
- Plug molded to cap underside sets firmly in bottle mouth, providing excellent seal that does not freeze or loosen
- Leakproof
Minimum neck i.d. for 50 and 100 mL bottles is 24 mm; 250 mL bottles: 31 mm; 500 mL bottles: 39 mm; and for 1,000, 1,500 and 2,000 mL bottles: 50 mm. Caps fit interchangeably on bottles of same neck size; not offered separately.