I use light, mid, and heavy weight warmers by Assos, Rapha and Eliel. Assos is great for mid to cold. Rapha's merino wool are great underlayer for super cold. And, Eliel has some great heavyweight ones that wear almost like a thick, tight, sweater for your arms.
I use knee warmers for moderately cold days. And, leg warmers for cold days. If i had to pick one, it'd be knee warmers. But, clearly you need leg warmers.