Sto's Stolit®X Freeform features an enhanced Polymer technology, which allows for a compound that spreads and floats easily. The DPR technology keeps Stolit®X Swirl dirt pick-up resistant, and it's also moisture resistant meaning it repels water and resists wind driven rain. The safe, non-toxic Stolit®X Swirl cleans up with water and with a low VOC, it has a low environmental impact with improved IAQ.