PVC sheath designed with blue insert provides a secure seat for 1/2 and 1/4 cc straws. Individually wrapped in a soft plastic sleeve which can be used as a double-walled insemination device to minimize intrauterine contamination. 17-1/2"L, outside dia 0.178". Unslit style.
For use with All-2-Mate Insemination Gun (13798-1).