The best walking pad we tested from Sperax is 61 percent off at Amazon right now, plus more deals on under-desk treadmills.

What Is a Walking Pad? A walking pad is a portable treadmill that’s compact enough to fit under your desk. It can be used at home or in an office setting with a standing or adjustable-height ...

You can get into the standing desk game for dirt cheap with the MoNiBloom mobile work station. Its height is adjustable across a wide range and it has a thickened stainless steel frame for durability.