13" long  x 1¾" deep x 1 3/8" high. They weigh  is 6.8 oz. (194 g ) including the pirn.

A special tension device allows the weaver to adjust the tension for each type
of yarn giving a perfect selvage while increasing weaving speed.
Yarn feeds through the tension device quickly and easily.
Need our new professional wood pirns 6¼" long.