Green
[wp_cart_button name="Test Product" price="29.95" var1="Size|small|medium|large" var2="Color|red|green|blue"]
[show_wp_shopping_cart]
Blue
[wp_cart_button name="Test Product" price="29.95" var1="Size|small|medium|large" var2="Color|red|green|blue"]
Power

Power $29.90
[wp_cart_button name="Power" price="29.95" var1="Size|small|medium|large" var2="Color|red|green|blue"]
[show_wp_shopping_cart]