DIY Dorsey strike indicator kit: hook and loop dubbing brush, 1/4" medium elastic bands (pkg of 100), five colors (1/2yd each) of 6mm polypropylene macrame cord.
Colors in this kit are: orange, kelly green, jute, white, baby yellow.
The bands in this kit are in a non-branded package, but are the same bands as the branded ones.
--> Instructions for making a Dorsey strike indicator.
--> YouTube video