Technika Martingale Collar for Bullmastiff-training collar

This handmade Technika Martingale Collar has several excellent features that make it unique as an enhanced training collar.


How to size your Bullmastiff for the Technika Martingale Collar:
Please measure the circumference of your Bullmastiff neck and head in the widest place.
Compare neck and head sizes and add 1-2 inches to bigger size to determine an appropriate collar length.
For Example: your Bullmastiff neck around 20 inches and head around (in the widest part) 22 inches.
You should add 1-2 inches to bigger - head size in this case and choose 23 or 24 inches size collar