diff --git a/designs/hortensia/i18n/en.json b/designs/hortensia/i18n/en.json
index 4e2b5f00af2..313e1f9e879 100644
--- a/designs/hortensia/i18n/en.json
+++ b/designs/hortensia/i18n/en.json
@@ -37,6 +37,38 @@
       "t": "Zipper size",
       "d": "Which size of zipper to use"
     },
+    "zipperSize.#3": {
+      "t": "#3 zipper size",
+      "d": "#3 zippers have teeth that are 3mm wide"
+    },
+    "zipperSize.#4": {
+      "t": "#4 zipper size",
+      "d": "#4 zippers have teeth that are 4mm wide."
+    },
+    "zipperSize.#4.5": {
+      "t": "#4.5 zipper size",
+      "d": "#4.5 zippers have teeth that are 4.5mm wide."
+    },
+    "zipperSize.#5": {
+      "t": "#5 zipper size",
+      "d": "#5 zippers have teeth that are 5mm wide."
+    },
+    "zipperSize.#6": {
+      "t": "#6 zipper size",
+      "d": "#6 zippers have teeth that are 6mm wide."
+    },
+    "zipperSize.#8": {
+      "t": "#8 zipper size",
+      "d": "#8 zippers have teeth that are 8mm wide."
+    },
+    "zipperSize.#10": {
+      "t": "#10 zipper size",
+      "d": "#10 zippers have teeth that are 10mm wide."
+    },
+    "zipperSize.invisible10": {
+      "t": "Invisible zipper",
+      "d": "An invisible zipper is a zipper that can be inserted in such a way that the teeth do not show."
+    },
     "strapLength": {
       "t": "Strap length",
       "d": "Controls the length of the strap"
diff --git a/designs/hortensia/src/sidepanel.mjs b/designs/hortensia/src/sidepanel.mjs
index 15d877f19ac..d134ad08d5f 100644
--- a/designs/hortensia/src/sidepanel.mjs
+++ b/designs/hortensia/src/sidepanel.mjs
@@ -22,7 +22,7 @@ export const sidePanel = {
     },
     zipperSize: {
       dflt: '#5',
-      list: ['#3', '#4', '#4.5', '#5', '#6', '#8', '#10', 'Invisible'],
+      list: ['#3', '#4', '#4.5', '#5', '#6', '#8', '#10', 'invisible'],
       menu: 'style',
     },
   },
@@ -31,7 +31,7 @@ export const sidePanel = {
     const phi = 1.6180339887
 
     const zWidth = new Map([
-      ['Invisible', 0],
+      ['invisible', 0],
       ['#3', 4.8],
       ['#4', 5.4],
       ['#4.5', 5.9],