WooCommerce Product Variations Swatches is a professional plugin that allows you to show and select attributes for variations products. The plugin displays variations select options of the products under colors, buttons, images, variation images, radio. Therefore, the plugin helps the customers observe the products they need more visually, save time to find the wanted products than dropdown type for variations of a variable product.
Demo: https://codecanyon.net/item/woocommerce-product-variations-swatches/26235745