Crest 3D White Vivid Whitestrips provide visible whitening results in just 10 days. They’re enamel safe, easy to use and whiten with the same ingredient dentists use. No wonder Crest Whitestrips are the #1 dentist recommended brand. Plus, they are the most affordable way to whiten from Whitestrips. Use for 30 minutes, once a day for a stand-out smile. It includes 10 Pouches 20 Total Strips; Give yourself a smile makeover with visible whitening results at home with just 30 minutes, once