Your bike uses Tektro brakes. The pads are the same as Shimano M500/M510/M520. We recommend the Kool Stop KS-D620E pads, and you can order them from us at the link below. Your local bike shop can get them and they will likely be cheaper than ordering from us.
https://evelo.com/products/brake-pads-for-tektro-brakes-multiple-models