It prevents you from being able to adjust it or take it off. They aren't necessary and once they are snapped on you can't unsnap them. The first time I used them because I thought I had to, but they are used to secure the collar on.
Is Seresto collar too tight?
To keep the collar working optimally, check and adjust it regularly so it's fitted correctly around your pet's neck. It should not be too tight or too loose you should be able to comfortably fit two fingers between the collar and your pet's neck.
Do you have to stretch Seresto collar?
No, you are not required to stretch the collar to activate it. It automatically releases chemicals and within 48 hours of its administration, eliminates all the existing fleas and ticks on a dog.
Can you take off Seresto collar and put it back on?
Our policy is that we ask you to remove your dog's Seresto collar before coming in. When your dog returns home, you can then put that collar back on. Since Seresto is a long acting product, having it off for a few hours per day should not change the effectiveness of the product, in my opinion.17 Nov 2015
Can you loosen a Seresto collar?
Seresto is designed with a safety release mechanism. A hard pull causes the ratchet-release mechanism to allow a widening of the collar.
How should a Seresto collar fit?
According to the product manual, the Seresto collar should be tightened firmly enough so that the loose end of the collar pulls through the clasp at the end, and you should be able to fit two fingers between the collar and neck.31 Mar 2019
How do you know if a flea collar is too tight?
Remember: If you can't comfortably slip two fingers between the collar and the animal's neck, the collar is too tight. To learn more about how to care for companion animals properly, check this out.4 Jun 2012
Does Seresto collar have to touch skin?
Q: Does the Seresto collar have to touch skin? A: No, the Seresto collar just needs to be in contact with your pet's fur where the active ingredients can spread across your pet's body.