9D/5D Teeth Whitening Strips - Sensitivity-Free Whitening Kit. Formulated For Sensitive Teeth: An Effective And Solution That Reduces Tooth Sensitivity. 7 Pairs Pack (14 Strips) - Features A Professional, Enamel- Formula. Rapidly Removes Stains Caused By Coffee Consumption And Smoking. A Non-Irritating Teeth Cleaning Solution - Convenient For Travel.(New And Old Packaging Shipped At Random.)