URINE FUNNEL & FILTER STRAINER

Maddak Collecting Funnel with Filter 9" x 6" x 2-1/2", 2" dia. Strainer, Can be Used with or without Filter Paper For Collecting Kidney Stones Can be used with or without filter paper for collecting kidney stones, straining urine or retaining undissolved crystals.The 2" dia. strainer section has holes .025" square.The strainer cup is 1/2" deep and fits inside the funnel.The funnel fits vessels with a neck opening from 1/4" to 1 7/8".