What you need to begin:

• bulk latex tubing / rubber band material
• wishbone
• band tying line
• wishbone insertion tool
• needle nose pliers (2)
• silicone spray (optional)
• cigarette lighter (not shown)

Step 1:

After cutting bulk band material to length.  Use wishbone tool to insert wishbone into one end of band.

*tip -use silicone spray on ball end of wishbone before inserting.

Tie band tying line around band material before the wishbone ball as shown.  Over, around,  then under the band material.

Tie line up and under the two initial legs created in your "X" as shown.

*tip -spray end of band where knot is to be tied with silicone spray to reduce friction when tightening the constrictor knot.

Using needle nose pliers tighten knot approximately 1/4" to the end of band material.  Pull very hard! This completes your constrictor knot.

Cut ends of tying line approximately 1/8" and melt line ends with lighter to finish.