Thanks Corso > those German mitts look just right.
They even have cord clips! Lah - Dee - Dah!!!!!
Those look like the standard under-mitts.
They'll probably be too tight a fit with another pair inside them.
I would go for a plain unlined pair, the issue goretex liners are decent for the money.
https://www.goarmy.co.uk/military-clothing/gloves/british-army-dpm-goretex-mittens-prod