Universal Stacking Kit Washing Machine Adjustable Washer Appliance Tumble Dryer

Just put the stacking kit between dryer and washer, then fasten with belt to prevent shaking. Note: Keep the labeled side facing outward during installation. Anti-skid Design: Equipped with ratchet strap and non-slip pads on corners to help keep your washer and dryer securely in place, preventing slipping due to shaking during use.

eBay