Melissa & Doug Toy Shopping Cart with Sturdy Metal Frame Like new! SMOOTH-ROLLING MINI SHOPPING CART: This mini shopping cart features front, spring-loaded safety wheels that pivot 360 degrees, which permits it to roll easily on multiple surfaces inside the home. MADE TO LAST: The Melissa & Doug Toy Shopping Cart with Sturdy Metal Frame is made from heavy-gauge steel construction that makes it look and feel just like the real thing.