public void AddProductSizes()
        {
            var myProducts = ProductService.GetProducts();

            var listProductsResponse = client.ListProducts();

            foreach (var myProduct in myProducts)
            {
                var listProduct = listProductsResponse.Products.Where(x => x.BrandId == myProduct.Type.BrandID &&
                                                                      x.ProductId == myProduct.Type.PrintAuraID).FirstOrDefault();

                if (listProduct != null)
                {
                    var listSizes = listProduct.Colors.Where(x => x.Key == myProduct.Color.PrintAuraID).FirstOrDefault();

                    foreach (int listSize in listSizes.Value)
                    {
                        Size size = SizeService.GetSize(listSize);

                        if (size != null && !myProduct.Sizes.Any(x => x.SizeID == size.SizeID))
                        {
                            SizeService.CreateProductSize(myProduct.ProductID, size.SizeID);
                        }
                    }
                }
            }
        }