diff --git a/README.md b/README.md
index b80f0221379866fdb6a1506d886559be46c21fc6..3ff7404ddfca58f50fd571dbe46419a2af177c73 100644
--- a/README.md
+++ b/README.md
@@ -69,9 +69,9 @@ The filter needs to be tested to evaluate its filtering capacity and porosity.
 
 We are working with the face mask design by [Wasp](https://www.3dwasp.com/en/3d-printed-mask-from-3d-scanning/)
 
-<img src="images/l3_1.jpg"  width="300" >
-<img src="images/l1_1.jpg"  width="300" >
-<img src="images/l1_3.jpg"  width="300" >
+<img src="images/l3_1.jpg"  width="250" >
+<img src="images/l1_1.jpg"  width="250" >
+<img src="images/l1_3.jpg"  width="250" >
 
 When everything is already manufactured, assemble the parts, and get a finished face mask with a replaceable wood pulp based filter.