Mainstays Laptop Podium (Black) for $19.88.  Select free site-to-store for in-store pickup at Walmart to save on shipping.  Otherwise, shipping is $3.97 for a total of $23.85 shipped.  Here is a screenshot for your reference.  The laptop stand holds most laptop, features adjustable height and tilt, and measures 15.75"L x 17.8"W x 23.5"H.