Our 4 oz. HDPE Cosmo Round Bottle With White Sprayer uses Shrink Neck Band, Size 4
New Dimensions:1 5/8 wide x 4 3/4 tall
The pump stem may require trimming to fit the height of your bottle.
This sprayer is intended for water-based formulations. It may not work reliably with vegetable oil-based or thicker formulations.