Three twist-off seals permit easy conversion from a solid to a one, two, or three-hole stopper. Soft, resilient, natural rubber demonstrates exceptional aging characteristics and withstands repeated autoclaving. Note: #3 & #4 only have two holes.
The Assortment Pack Consists of the Following Stoppers:
9 each Size # 3
8 each Size # 4
6 each Size # 5
4 each Size # 6
2 each Size # 7
2 each Size # 8
1 each Size # 9
1 each Size # 10