gistfile1.txt

$args = array(
	'post_type' => 'product',
	'tax_query' => array(
		'relation' => 'AND',
		array(
			'taxonomy' => 'product_cat',
			'field' => 'slug',
			'terms' => $skinny
		),
		array(
			'taxonomy' => 'product_cat',
			'field' => 'slug',
			'terms' => $crimson
		)
	)
);
$query = new WP_Query( $args );