Constructor Method - Code not showing output as shown by Hampton

<?php 

// Class Definition
class Product
{
    //properties
    public $name = 'default_name';
    public $price = 0;
    public $desc = 'default_ description';

    //Presetting properties to be initiated uppon creation of an object
    function __construct($name, $price, $desc){
        $this->name = $name;
        $this->name = $price;
        $this->name = $desc;
    }

    //methods
    public function getInfo(){
        return "Product Name: ". $this->name;
    }
$p = new Product();
$shirt = new Product("Space Juice T-Shirt", 20, "Awesomre Grey T-Shirt");
$soda = new Product("Space Juice Soda", 2, "Grape Flavored Mutilator");

echo $shirt->getInfo();
?>