diff --git a/source/blender/blenkernel/BKE_customdata.hh b/source/blender/blenkernel/BKE_customdata.hh
index 291032a7c88..03341b89a3a 100644
--- a/source/blender/blenkernel/BKE_customdata.hh
+++ b/source/blender/blenkernel/BKE_customdata.hh
@@ -347,6 +347,11 @@ void CustomData_bmesh_copy_data(const CustomData *source,
                                 CustomData *dest,
                                 void *src_block,
                                 void **dest_block);
+/**
+ * Copy all layers from the sourde to the destination block. Allocate the result block if
+ * necessary, otherwise free its existing layer data.
+ */
+void CustomData_bmesh_copy_block(CustomData &data, void *src_block, void **dst_block);
 void CustomData_bmesh_copy_data_exclude_by_type(const CustomData *source,
                                                 CustomData *dest,
                                                 void *src_block,
diff --git a/source/blender/blenkernel/intern/customdata.cc b/source/blender/blenkernel/intern/customdata.cc
index b7e7c7c77b2..f71cc507f06 100644
--- a/source/blender/blenkernel/intern/customdata.cc
+++ b/source/blender/blenkernel/intern/customdata.cc
@@ -3899,6 +3899,35 @@ void CustomData_bmesh_copy_data(const CustomData *source,
   CustomData_bmesh_copy_data_exclude_by_type(source, dest, src_block, dest_block, 0);
 }
 
+void CustomData_bmesh_copy_block(CustomData &data, void *src_block, void **dst_block)
+{
+  if (*dst_block) {
+    for (const CustomDataLayer &layer : Span(data.layers, data.totlayer)) {
+      const LayerTypeInfo &info = *layerType_getInfo(eCustomDataType(layer.type));
+      if (info.free) {
+        info.free(POINTER_OFFSET(*dst_block, layer.offset), 1);
+      }
+    }
+  }
+  else {
+    if (data.totsize == 0) {
+      return;
+    }
+    *dst_block = BLI_mempool_alloc(data.pool);
+  }
+
+  for (const CustomDataLayer &layer : Span(data.layers, data.totlayer)) {
+    const int offset = layer.offset;
+    const LayerTypeInfo &info = *layerType_getInfo(eCustomDataType(layer.type));
+    if (info.copy) {
+      info.copy(POINTER_OFFSET(src_block, offset), POINTER_OFFSET(*dst_block, offset), 1);
+    }
+    else {
+      memcpy(POINTER_OFFSET(*dst_block, offset), POINTER_OFFSET(src_block, offset), info.size);
+    }
+  }
+}
+
 void *CustomData_bmesh_get(const CustomData *data, void *block, const eCustomDataType type)
 {
   int layer_index = CustomData_get_active_layer_index(data, type);
diff --git a/source/blender/bmesh/intern/bmesh_construct.cc b/source/blender/bmesh/intern/bmesh_construct.cc
index 982aa2c5316..0c5eb94e233 100644
--- a/source/blender/bmesh/intern/bmesh_construct.cc
+++ b/source/blender/bmesh/intern/bmesh_construct.cc
@@ -443,9 +443,32 @@ void BM_elem_attrs_copy(BMesh *bm_src, BMesh *bm_dst, const void *ele_src, void
   BM_elem_attrs_copy_ex(bm_src, bm_dst, ele_src, ele_dst, BM_ELEM_SELECT, 0x0);
 }
 
-void BM_elem_attrs_copy(BMesh &bm, const void *ele_src, void *ele_dst)
+void BM_elem_attrs_copy(BMesh &bm, const BMVert *src, BMVert *dst)
 {
-  BM_elem_attrs_copy_ex(&bm, &bm, ele_src, ele_dst, BM_ELEM_SELECT, 0x0);
+  BLI_assert(src != dst);
+  CustomData_bmesh_copy_block(bm.vdata, src->head.data, &dst->head.data);
+  dst->head.hflag = src->head.hflag & ~BM_ELEM_SELECT;
+  copy_v3_v3(dst->no, src->no);
+}
+void BM_elem_attrs_copy(BMesh &bm, const BMEdge *src, BMEdge *dst)
+{
+  BLI_assert(src != dst);
+  CustomData_bmesh_copy_block(bm.edata, src->head.data, &dst->head.data);
+  dst->head.hflag = src->head.hflag & ~BM_ELEM_SELECT;
+}
+void BM_elem_attrs_copy(BMesh &bm, const BMFace *src, BMFace *dst)
+{
+  BLI_assert(src != dst);
+  CustomData_bmesh_copy_block(bm.pdata, src->head.data, &dst->head.data);
+  dst->head.hflag = src->head.hflag & ~BM_ELEM_SELECT;
+  copy_v3_v3(dst->no, src->no);
+  dst->mat_nr = src->mat_nr;
+}
+void BM_elem_attrs_copy(BMesh &bm, const BMLoop *src, BMLoop *dst)
+{
+  BLI_assert(src != dst);
+  CustomData_bmesh_copy_block(bm.ldata, src->head.data, &dst->head.data);
+  dst->head.hflag = src->head.hflag & ~BM_ELEM_SELECT;
 }
 
 void BM_elem_select_copy(BMesh *bm_dst, void *ele_dst_v, const void *ele_src_v)
diff --git a/source/blender/bmesh/intern/bmesh_construct.hh b/source/blender/bmesh/intern/bmesh_construct.hh
index 6587f3765ea..c70f2b13591 100644
--- a/source/blender/bmesh/intern/bmesh_construct.hh
+++ b/source/blender/bmesh/intern/bmesh_construct.hh
@@ -134,7 +134,10 @@ void BM_elem_attrs_copy_ex(BMesh *bm_src,
 void BM_elem_attrs_copy(BMesh *bm_src, BMesh *bm_dst, const void *ele_src_v, void *ele_dst_v);
 
 /** Copy attributes between elements in the same BMesh. */
-void BM_elem_attrs_copy(BMesh &bm, const void *ele_src, void *ele_dst);
+void BM_elem_attrs_copy(BMesh &bm, const BMVert *src, BMVert *dst);
+void BM_elem_attrs_copy(BMesh &bm, const BMEdge *src, BMEdge *dst);
+void BM_elem_attrs_copy(BMesh &bm, const BMFace *src, BMFace *dst);
+void BM_elem_attrs_copy(BMesh &bm, const BMLoop *src, BMLoop *dst);
 
 void BM_elem_select_copy(BMesh *bm_dst, void *ele_dst_v, const void *ele_src_v);