diff --git a/constants/sku.tsx b/constants/sku.tsx
index f42863d10..9b6006df2 100644
--- a/constants/sku.tsx
+++ b/constants/sku.tsx
@@ -58,7 +58,7 @@ export const customisationSKUs = {
 };
 
 export const sizeSKUs = {
-  xxs: 'XXS',
+  xxs: '2XS',
   xs: 'XS',
   s: 'S',
   m: 'M',