I’ve used a pair like this for quite some time. I can pick up a hot plate setter with them on. Keep in mind, that’s to pick it up and put it right down - the heat will transfer if you hold on to something for too long.

Steiner 21923-L Welding Gloves, Burnt orange Y-Series 23-Inch Length Shoulder Split Cowhide, Foam Lined, Large https://www.amazon.com/dp/B00209QLM0/ref=cm_sw_r_cp_api_qQ7tAb0S9P165