Crest 3D Whitestrips Professional Effects is a premium teeth whitening kit that includes 22 treatments (20 strips plus 2 bonus strips). Each treatment contains one upper and one lower strip, totaling 44 strips. This advanced whitening formula is designed to deliver professional-level results, effectively removing years of stains from coffee, wine, and smoking. Experience a brighter, whiter smile with easy-to-use, flexible strips that adhere to your teeth for optimal whitening power.
