Diameter of outer fine tooth :23.3mm faucet bubbling machine outer tooth water nozzle filter Material: Color: as the picture shows, (Due to the difference between different monitors, the picture may have slight color difference. please make sure you do not mind before ordering, Thank you!) Package weight: 40g Package size: 8x8x4cm,(Please allow 1-3mm error due to manual measurement. please make sure you do not mind before ordering.) External Fine Tooth Diameter: The Faucet Bubblers Are Suitable For Faucets With An External Fine Tooth Diameter Of 23.3mm. This Size Is Usually Suitable For Faucet Specifications Common In Domestic And General Commercial Environments. External Tooth Connection: The Faucet Bubbler Is Designed With An External Tooth Connection That Can Be Simply Threaded To An Adapted Faucet. The External Tooth Connection Is A Common Connection Method That Is Easy To Install And . High Efficiency Filtration: The Water Nozzle Filter Is Made Of High Efficiency Filtration Materials, Which Can Effectively Suspended Matter, Sediment, And Other Impurities In The Water, Provide A Clean Water Source, And The Water Nozzle From Blocking And Extend The Service Life. This Design Can That The Water Flow Is Pure And Clean, Providing A Better User Experience. Water Nozzle Filter: The Inside Of The Water Nozzle Is Equipped With A Filter Net, Its Role Is To Filter The Impurities And In The Water, These Substances From Entering The Water Nozzle And Bubbler Inside, To The And Health Of The Water. Water : The Bubbler Has A Water , Through This Caliber, Water Can Flow Smoothly Out Of The Bubbler To The Stability And Uniformity Of Water Flow.