i reused my cloth covid face masks to protect my nose/mouth from the cold. I've ridden as cold as 37 deg but you just have to layer up. Mostly need to protect your face/hands/feet
https://www.amazon.com/gp/product/B08D135X46
for my feet, i use this inside my shoes
https://www.amazon.com/gp/product/B076B56FPD
and this for the outside shoes