That's what kevlar fabric does - You can't cut it or tear it, but it do get fuzzy.Fuzzy felt, that's what the kevlar panels rapidly became
To me this saddle doesn’t look to be an SST98. It lacks the elastometers section at the front end and the rear end next to the end of the rails doesn’t have the option for mudguards as per the picture posted above. These look to be good saddles!One on eBay, in US, though :
https://www.ebay.com/itm/235644779446