diff --git a/ethosu/vela/high_level_command_stream.py b/ethosu/vela/high_level_command_stream.py
index 4c3a9cf..8a28f9f 100644
--- a/ethosu/vela/high_level_command_stream.py
+++ b/ethosu/vela/high_level_command_stream.py
@@ -19,6 +19,7 @@
 
 import numpy as np
 
+from .architecture_features import Block
 from .numeric_util import round_up_divide
 from .operation import NpuBlockType
 
@@ -134,6 +135,9 @@
     def get_size(self):
         return int(np.prod(self.get_size_shape()))
 
+    def get_block(self) -> Block:
+        return Block.from_shape(self.get_size_shape())
+
     def __str__(self):
         return "<Box %s - %s>" % (self.start_coord, self.end_coord)