diff --git a/package.json b/package.json
index a72fb45..279672c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "temperature-blanket-web-app",
-  "version": "4.16.0",
+  "version": "4.17.0",
   "description": "Weather Data + Art! Web app for creating a temperature blanket",
   "main": "index.html",
   "private": true,
diff --git a/src/lib/yarns/brands.ts b/src/lib/yarns/brands.ts
index ecde20b..aa34b0f 100644
--- a/src/lib/yarns/brands.ts
+++ b/src/lib/yarns/brands.ts
@@ -53,6 +53,7 @@ import { brand as skeinz } from './skeinz/yarns';
 import { brand as sourceOfFibre } from './source-of-fibre/yarns';
 import { brand as stylecraft } from './stylecraft/yarns';
 import { brand as svartaFaret } from './svarta-faret/yarns';
+import { brand as tessiland } from './tessiland/yarns';
 import { brand as theWomensInstitute } from './the-womens-institute/yarns';
 import { brand as tricotCafe } from './tricot-cafe/yarns';
 import { brand as valleyYarns } from './valley-yarns/yarns';
@@ -118,6 +119,7 @@ export const brands: Brand[] = [
   sourceOfFibre,
   stylecraft,
   svartaFaret,
+  tessiland,
   theWomensInstitute,
   tricotCafe,
   valleyYarns,
diff --git a/src/lib/yarns/tessiland/chuck/colorways.ts b/src/lib/yarns/tessiland/chuck/colorways.ts
new file mode 100644
index 0000000..4df13b3
--- /dev/null
+++ b/src/lib/yarns/tessiland/chuck/colorways.ts
@@ -0,0 +1,186 @@
+import type { Colorway } from '$lib/types';
+
+const colorways: Colorway[] = [
+  {
+    source: {
+      name: 'tessiland.com',
+      href: 'https://www.tessiland.com/en/brand/7-chuck',
+      accessed: '2025-01-24',
+    },
+    colors: [
+      {
+        hex: '#7ebba4',
+        name: 'Aquamarine',
+      },
+      {
+        hex: '#335065',
+        name: 'Avio',
+      },
+      {
+        hex: '#121115',
+        name: 'Black',
+      },
+      {
+        hex: '#0e1025',
+        name: 'Blue',
+      },
+      {
+        hex: '#0a1b30',
+        name: 'Blue Sea',
+      },
+      {
+        hex: '#130e0d',
+        name: 'Brown',
+      },
+      {
+        hex: '#460b17',
+        name: 'Burgundy',
+      },
+      {
+        hex: '#467426',
+        name: 'Cactus Green',
+      },
+      {
+        hex: '#9e8c6b',
+        name: 'Camel',
+      },
+      {
+        hex: '#1b2f6a',
+        name: 'Cornflower Blue',
+      },
+      {
+        hex: '#e2dfd2',
+        name: 'Cream',
+      },
+      {
+        hex: '#2c2b2f',
+        name: 'Dark Gray',
+      },
+      {
+        hex: '#1e422e',
+        name: 'Dark Green',
+      },
+      {
+        hex: '#20805b',
+        name: 'Emerald',
+      },
+      {
+        hex: '#a50035',
+        name: 'Fuchsia',
+      },
+      {
+        hex: '#7b7b79',
+        name: 'Gray',
+      },
+      {
+        hex: '#168545',
+        name: 'Green Flag',
+      },
+      {
+        hex: '#542182',
+        name: 'Iris',
+      },
+      {
+        hex: '#8a80c7',
+        name: 'Lavander',
+      },
+      {
+        hex: '#35a0b5',
+        name: 'Light Blue',
+      },
+      {
+        hex: '#aba3a3',
+        name: 'Light Gray',
+      },
+      {
+        hex: '#b493b7',
+        name: 'Light Lilac',
+      },
+      {
+        hex: '#e7b8bf',
+        name: 'Light Pink',
+      },
+      {
+        hex: '#363e29',
+        name: 'Military',
+      },
+      {
+        hex: '#884b14',
+        name: 'Mustard',
+      },
+      {
+        hex: '#831e2d',
+        name: 'Old Rose',
+      },
+      {
+        hex: '#383921',
+        name: 'Olive Green',
+      },
+      {
+        hex: '#bc1f10',
+        name: 'Orange',
+      },
+      {
+        hex: '#a8488d',
+        name: 'Orchid',
+      },
+      {
+        hex: '#ab6057',
+        name: 'Pale Pink',
+      },
+      {
+        hex: '#2a424f',
+        name: 'Periwinkle Blue',
+      },
+      {
+        hex: '#1b4549',
+        name: 'Petroleum',
+      },
+      {
+        hex: '#3c0f2f',
+        name: 'Plum',
+      },
+      {
+        hex: '#89000d',
+        name: 'Red',
+      },
+      {
+        hex: '#6e6f4e',
+        name: 'Sage Green',
+      },
+      {
+        hex: '#d5644f',
+        name: 'Salmon',
+      },
+      {
+        hex: '#a68062',
+        name: 'Skin',
+      },
+      {
+        hex: '#a3c0cd',
+        name: 'Sky Blue',
+      },
+      {
+        hex: '#0e2f2a',
+        name: 'Teal',
+      },
+      {
+        hex: '#145181',
+        name: 'Turquoise',
+      },
+      {
+        hex: '#d8d8d8',
+        name: 'White',
+      },
+      {
+        hex: '#e4a421',
+        name: 'Yellow',
+      },
+      {
+        hex: '#d4ba37',
+        name: 'Yellowish',
+      },
+    ],
+  },
+];
+export default colorways;
diff --git a/src/lib/yarns/tessiland/chuck/yarn.ts b/src/lib/yarns/tessiland/chuck/yarn.ts
new file mode 100644
index 0000000..e41b650
--- /dev/null
+++ b/src/lib/yarns/tessiland/chuck/yarn.ts
@@ -0,0 +1,9 @@
+import type { Yarn } from '$lib/types';
+import colorways from './colorways';
+
+export const yarn: Yarn = {
+  colorways,
+  id: 'chuck',
+  name: 'Chuck',
+  weightId: 's',
+};
diff --git a/src/lib/yarns/tessiland/yarns.ts b/src/lib/yarns/tessiland/yarns.ts
new file mode 100644
index 0000000..36b3066
--- /dev/null
+++ b/src/lib/yarns/tessiland/yarns.ts
@@ -0,0 +1,8 @@
+import type { Brand } from '$lib/types';
+import { yarn as chuck } from './chuck/yarn';
+
+export const brand: Brand = {
+  name: 'Tessiland',
+  id: 'tessiland',
+  yarns: [chuck],
+};
diff --git a/src/routes/changelog/changelog.ts b/src/routes/changelog/changelog.ts
index 083c57c..40eddc1 100644
--- a/src/routes/changelog/changelog.ts
+++ b/src/routes/changelog/changelog.ts
@@ -20,6 +20,16 @@ import type { ChangelogItem } from '$lib/types';
 export const entries: ChangelogItem[] = [
   {
     date: 'January, 2025',
+    notes: [
+      {
+        icon: ICONS.checkCircle,
+        text: `43 colorways`,
+        title: 'Added Yarn: Tessiland - Chuck',
+      },
+    ],
+    version: '4.17.0',
+  },
+  {
     notes: [
       {
         icon: ICONS.checkCircle,