Most pet brush massager material are made from nylon or plastic. However, some newer models are made from polyester. Nylon has a low-slung, soft feel, so it's good for long-term use. When it comes to pets, nylon can be easily rubbed off. Therefore you want to avoid using nylon pet brush massager material, which are more likely to make a mess, instead, you want to choose a polyester brush massager. The nylon brush massager comes along with a high-quality packaging. 

How to choose the best pet brush massager material?
1. Before you make your choice, make sure that you want to be as comfortable as possible but do not want to go insane with anxiety.
2. Try to use the same pet brush massager material more than once, with several different brushes. Try to use it once and use that for several days.
3. Try to use different sizes/materials of pet brush massager material.
4. Put the pet brush massager on a flat surface and massage it with your hands or feet.
Pet brush massager material are often made from high-quality materials like stainless steel, stainless steel tubing, ceramic or glass, plastic, vinyl or other material that does not affect the feel of the massage. But if you find that the pet brush has an adhesive on one side that needs replacing, it's best to take that part off and replace it with an alternative. Pet brushes are also made differently each time. In most manufacturers, certain parts are thicker, more prone to breakage, have more materials used to make them better, so your purchase will cost more than others. In this regard, choose the pet brush that is most affordable based on which model it is, and what you are looking for in it.