- Hermes Hermes' new Erjiu slippers series (couples model) are always very popular Erjiu slippers. They are great in any combination! ! ! Material imported cowhide/cow lining Outsole Tpu non-slip wear-resistant outsole Female size 34~40# (41.42 customized) Male size 39~45# (45 customized), hermes, hermes, slippers, cowhide