diff --git a/OB3.mediawiki b/OB3.mediawiki
index 90c54ce..2ab9965 100644
--- a/OB3.mediawiki
+++ b/OB3.mediawiki
@@ -85,4 +85,6 @@ public class OB3Model {
 }</pre>
 
 == '''Face sides''' ==
-A '''negative''' face_back or face_front value indicates a '''solid colour''', whereas a '''positive''' value indicates a '''texture'''.
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+A '''negative''' face_back or face_front value indicates a '''solid colour''', whereas a '''positive''' value indicates a '''texture'''.
+
+The texture is defined by its offset in the client's sprite array.
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