diff --git a/src/modules/products.js b/src/modules/products.js
index d7c632a..b859171 100644
--- a/src/modules/products.js
+++ b/src/modules/products.js
@@ -1,46 +1,31 @@
 class Products {
     
   constructor(canvas) {
-    this.gridProducts = [
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          ['','', '', '', '', '', '', '', ''],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          ['','', '', '', '', '', '', '', ''],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()],
-                          [Product.RANDOM_FROM_REGISTRY(),'', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY(), Product.RANDOM_FROM_REGISTRY(), '', Product.RANDOM_FROM_REGISTRY()]
-                        ];
+    const { random, floor } = Math
 
+    this.gridProducts = []
     this.gridProductsAmount = []
     for (let i = 0; i < 20; ++i) {
-      const current = []
+      const gridProductsColumn = []
+      const gridProductsAmountColumn = []
+
       for (let j = 0; j < 9; ++j) {
-        if (j % 3 != 1)
-          current.push(50);
-        else
-          current.push('');
+        if (j % 3 != 1) {
+          gridProductsColumn.push(Product.RANDOM_FROM_REGISTRY());
+          gridProductsAmountColumn.push(floor(random() * 51));
+        } else {
+          gridProductsColumn.push('');
+          gridProductsAmountColumn.push('');
+        }
       }
-      this.gridProductsAmount.push(current);
+      
+      this.gridProducts.push(gridProductsColumn);
+      this.gridProductsAmount.push(gridProductsAmountColumn);
     }
 
     this.ctx = canvas.getContext('2d');
     this.setCanvasSize(canvas);
     this.update();
-
   }
 
   setCanvasSize (canvas) {
@@ -74,21 +59,28 @@ class Products {
     return number;
   }
 
+  getJobRequest() {
+
+  }
+
   product(x, y, v, productsKey, productsValue) {
     let fontSize = 40;
     this.ctx.font = `900 ${fontSize}px "Font Awesome 5 Free"`;
     this.ctx.textAlign = "center";
-    if (v <= 10){
-      this.ctx.fillStyle = '#ff0000'; 
-    }
-    else if(v <= 25){
-      this.ctx.fillStyle = '#ffe700'; 
-    }
-    else {
-      this.ctx.fillStyle = '#74ee15'; 
-    }
+    
+    // make color of icon on white -> red spectrum, where
+    //   white - full shelf
+    //   red   - empty shelf
+    const t = Math.cbrt
+    let color = Math.floor(t(v / 50) * 255).toString(16)
+    if (color.length == 1)
+      color = "0" + color
+    this.ctx.fillStyle = `#ff${color}${color}`; 
+
     let productsColumn = this.gridProducts[productsKey];
     let prdct = productsColumn[productsValue];
+    this.ctx.font = '900 40px "Font Awesome 5 Free"';
+    this.ctx.textAlign = 'center';
     this.ctx.fillText(prdct.icon, x+50, y+60);
   }
    
@@ -103,7 +95,16 @@ class Products {
     }
   }
 
-  setProductAt(product, count, x, y) {
-    // TODO: Implement this function
+  /**
+   * @param {Product} incomingProduct 
+   * @param {number} incomingAmount 
+   * @returns {{product: Product; amount: number} | } Old shelf content
+   */
+  exchange(x, y, incomingProduct, incomingAmount) {
+    const product = this.gridProducts[x][y]
+    const amount = this.gridProductsAmount[x][y]
+    this.gridProducts[x][y] = incomingProduct
+    this.gridProductsAmount[x][y] = incomingAmount
+    return { product, amount }
   }
 }
\ No newline at end of file