This is for 2 pieces of the Number 10 size stoppers! Twist one of the three rubber protrusions off and the solid stopper becomes a one-hole stopper. Twist another one off and you have a two-hole stopper. Twist the remaining one off and it becomes a 3-hole stopper. Made of "white" natural rubber, with safe, convenient, countersunk 5 mm holes. Top diameter 50 mm Bottom diameter 43 mm Height 23 mm |