Thank You yrwei52, you are 'DA MAN'For gen-1 2013 ~ 2016.5 CX-5 Denso wipers with traditional J hook, the part numbers for wiper inserts / rubber refills are:
GS1D-67-333 - $8.33 MSRP (Front driver side)
KD53-67-333 - $8.16 MSRP (Front passenger side)
G22E-67-333 - $8.10 MSRP (Rear)
Yes I use wiper inserts all the time unless they’re not available.