Best Harness For Chihuahua based on Types – Trainer’s Jan 02, 2019And that’s why the best chihuahua harness is recommended. At Glance: Best Harness For Chihuahua. Kurgo Tru-Fit No Pull Dog Harness is our all-time favorite among all the Harness for Chihuahua we came across. It is a good support for easy walking the chihuahua and it comes at affordable rates too. Chihuahua Harness Vest - Teacup Chihuahua Harness Chihuahuas are a toy breed or dog and hence they are very fragile. That is why using a chihuahua harness vest is often a best option. We have a varied collection of such harnesses here – so whether you are looking for a regular harness, a vest harness or a teacup chihuahua harness, we are sure you can find them here.