Mirka Iridium™ Soft is a soft foam abrasive for dust-free dry sanding, developed for automotive OEMs and collision repair specialists. Iridium Soft features a three-part construction with an abrasive surface made from durable aluminum oxide grains, a flexible foam base and a secure grip backing. Mirka's Multifit™ hole configuration provides efficient sanding with less clogging, pilling and swirl marks. Designed to handle intricate curves, expansive surfaces and precision finishes with ease, Iridium Soft delivers unmatched endurance, comfort and results.