Waterproofs maintains support, texture and breathability of all combination footwear.
Your footwear could be soaking up water just because it is dirty. First, try cleaning it with Nikwax Footwear Cleaning Gel™, and if it is fairly new, or recently re-waterproofed, the Durable Water Repellency (DWR) will be revitalized just from cleaning. But, once the footwear has been thoroughly worn you will need to add DWR, using Nikwax Fabric & Leather Proof™, after cleaning first with Nikwax Footwear Cleaning Gel™