Does the waterproofing spray for shoes the best option to protect my suede boots?

There are waterproofing products that are formulated for suede. They can be purchased at your local footwear store like Footlocker and such.

Hi, we make a product called SmartPEL. It can protect Ugg Boots, Suede Boots and Shoes, and Running Shoes, and many other items from Stains and Rain.

You can view some demonstrations at our website .protectsuede.com.